Unit 2-ANS, Anticoagulants, Hemoglobin, Antimalarials, Histamine Flashcards

(493 cards)

1
Q

Common side effects of cholinomimetics

A

SLUDGE:

  • Salivation
  • Lacrimation
  • Urination
  • Diaphoresis
  • GI Upset (diarrhea)
  • Emesis (vomiting)
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2
Q

Bethanecol

Drug Class

A

Direct acting carbamic acid ester

(cholinomimetic)

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3
Q

Bethanecol

Mechanism

A

Direct-acting muscarinic cholinomimetic

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4
Q

Bethanecol

Uses

A
  • Post-operative and neurogenic ileus;
  • urinary retention (bowel and bladder smooth muscle ACh-innervated)
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5
Q

Bethanecol

Side effects

A

SLUDGE

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6
Q

Muscarine

Drug Class

A

Direct acting non-ester alkaloid

(cholinomimetic)

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7
Q

Muscarine

Mechanism

A

Direct-acting muscarinic cholinomimetic

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8
Q

Muscarine

Side Effects

A

SLUDGE

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9
Q

Pilocarpine

Drug Class

A

Direct acting non-ester alkaloid

(cholinomimetic)

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10
Q

Pilocarpine

Mechanism

A

Direct-acting muscarinic cholinomimetic

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11
Q

Pilocarpine

Uses

A

Glaucoma (ACh activates sphincter and ciliary muscles of eye)

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12
Q

Pilocarpine

Side effects

A

SLUDGE

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13
Q

Cevimeline

Drug Class

A

Direct acting non-ester alkaloid

(cholinomimetic)

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14
Q

Cevimeline

Mechanism

A

Direct-acting muscarinic cholinomimetic

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15
Q

Cevimeline

Uses

A

Dry mouth (in, e.g., Sjogren’s, post-radiation therapy; via increased salivation)

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16
Q

Cevimeline

Side effects

A

SLUDGE

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17
Q

Nicotine

Drug class

A

Direct acting non-ester alkaloid

(cholinomimetic)

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18
Q

Nicotine

Mechanism

A

Direct-acting nicotinic cholinomimetic

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19
Q

Nicotine

Uses

A

Smoking cessation (reduces cravings)

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20
Q

Neostigmine

Drug class

A

Indirect acting carbamate

(cholinomimetic)

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21
Q

Neostigmine

Mechanism

A

AChE inhibitor (short acting)

Lasts 0.5-2 hours

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22
Q

Neostigmine

Uses

A
  • Post-operative and neurogenic ileus;
  • urinary retention;
  • myasthenia gravis;
  • reversal of neuromuscular blockade
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23
Q

Neostigmine

Side effects

A
  • SLUDGE + general increase in cholinergic neurotransmission;
  • paralysis
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24
Q

Physostigmine

Drug class

A

Indirect acting carbamate

(cholinomimetic)

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25
Physostigmine Mechanism
AChE inhibitor (short acting) Lasts 0.5-2 hours
26
Physostigmine Uses
Glaucoma (ACh activates papillary sphincter and ciliary muscles of eye)
27
Physostigmine Side effects
SLUDGE + general increase in cholinergic neurotransmission; paralysis
28
Donepezil Drug Class
Indirect acting non-ester | (cholinomimetic)
29
Donepezil Mechanism
AChE inhibitor
30
Donepezil Uses
Alzheimer's (amplifies endogenous ACh in brain)
31
Donepezil Side effects
SLUDGE + general increase in cholinergic neurotransmission; paralysis
32
Edrophonium Drug class
Indirect acting non-ester | (cholinomimetic)
33
Edrophonium Mechanism
AChE inhibitor (v. short acting) Lasts 5-15 minutes
34
Edrophonium Uses
* Myasthenia gravis (differentiating deficiency versus ACh crisis); * ileus
35
Edrophonium Side effects
SLUDGE + general increase in cholinergic neurotransmission; paralysis
36
Ectothiophate Drug Class
Indirect acting organophosphate | (cholinomimetic)
37
Ectothiophate Mechanism
AChE inhibitor (long acting) Lasts \>100 hours
38
Ectothiophate Uses
Glaucoma (ACh activates papillary sphincter and ciliary muscles of eye)
39
Ectothiophate Side effects
SLUDGE + general increase in cholinergic neurotransmission; paralysis
40
Pralidoxime Drug class
Strong nucleophile | (cholinomimetic)
41
Pralidoxime Mechanism
Regenerates phosphorylated AChE
42
Pralidoxime Uses
Poisoning by nerve gas, insecticide
43
Sarin Drug class
Very potent indirect acting organophosphate (cholinomimetic)
44
Sarin Mechanism
AChE inhibitor
45
Sarin Uses
Volatile nerve gas
46
Sarin Side effects
* SLUDGE + general increase in cholinergic neurotransmission; paralysis * Death * Treat with pralidoxime and atropine before aging
47
Parathion Drug class
Very potent indirect acting organophosphate (cholinomimetic)
48
Parathion Mechanism
AChE inhibitor
49
Parathion Uses
Insecticide
50
Parathion Side effects
* SLUDGE + general increase in cholinergic neurotransmission; paralysis * Death * Treat with pralidoxime and atropine before aging
51
Atropine Drug Class
Tertiary amine antimuscarinic | (Cholinergic Receptor-Inhibitors)
52
Atropine Mechanism
Blocks muscarinic receptors
53
Atropine Uses
Mydriasis; cycloplegia
54
Atropine Side effects
General block of muscarinic functions
55
Scopalamine Drug class
Tertiary amine antimuscarinic | (Cholinergic Receptor-Inhibitors)
56
Scopalamine Mechanism
Blocks muscarinic receptors
57
Scopalamine Uses
Prevent or reduce motion sickness
58
Scopalamine Side effects
General block of muscarinic functions
59
Dicyclomine Drug class
Tertiary amine antimuscarinic | (Cholinergic Receptor-Inhibitors)
60
Dicyclomine Mechanism
Blocks muscarinic receptors
61
Dicyclomine Uses
Reduce transient hypermotility
62
Dicyclomine Side effects
General block of muscarinic functions
63
Tropicamide Drug class
Tertiary amine antimuscarinic | (Cholinergic Receptor-Inhibitors)
64
Tropicamide Uses
Mydriasis; cycloplegia
65
Tropicamide Side effects
General block of muscarinic functions
66
Tropicamide Mechanism
Blocks muscarinic receptors Very rapidly metabolized
67
Tolterodine Drug class
Tertiary amine antimuscarinic | (Cholinergic Receptor-Inhibitors)
68
Tolterodine Mechanism
Blocks muscarinic receptors
69
Tolterodine Uses
Treat transient cystitis; postoperative bladder spasms; incontinence
70
Tolterodine Side effects
General block of muscarinic functions
71
Benztropine Drug Class
Tertiary amine antimuscarinic | (Cholinergic Receptor-Inhibitors)
72
Benztropine Mechanism
Blocks muscarinic receptors \*crosses BBB\*
73
Benztropine Uses
Treat manifestations of Parkinson's disease
74
Benztropine Side effects
General block of muscarinic functions
75
Glycopyrrolate Drug class
Quaternary amine antimuscarinic | (Cholinergic Receptor-Inhibitors)
76
Glycopyrrolate Mechanism
Blocks muscarinic receptors
77
Glycopyrrolate Uses
Reduce transient hypermotility
78
Glycopyrrolate Side effects
General block of muscarinic functions
79
Tertiary vs Quaternary amine antimuscarinics
Tertiary: uncharged, crosses BBB Quaternary: +charged; does not cross BBB
80
Ipatroprium Drug class
Quarternary amine antimuscarinic | (Cholinergic Receptor-Inhibitors)
81
Ipatroprium Mechanism
Blocks muscarinic receptors
82
Ipatroprium Uses
Bronchodilation in asthma or COPD
83
Ipatroprium Side effects
General block of muscarinic functions
84
Tiotroprium Drug class
Quarternary amine antimuscarinic | (Cholinergic Receptor-Inhibitors)
85
Tiotroprium Mechanism
Blocks muscarinic receptors
86
Tiotroprium Uses
Bronchodilation in asthma or COPD | (Longer acting than ipratropium)
87
Tiotroprium Side effects
General block of muscarinic functions
88
Hexamethonium Drug Class
Ganglionic blocker | (Cholinergic Receptor-Inhibitors)
89
Hexamethonium Mechanism
Blocks ganglionic (Nn) receptor and sympathetic tone
90
Hexamethonium Uses
Hypertensive crisis; "Bloodless" field surgery (rarely used now)
91
Mecamylamine Drug Class
Ganglionic blocker | (Cholinergic Receptor-Inhibitors)
92
Mecamylamine Mechanism
Blocks ganglionic (Nn) receptor and sympathetic tone
93
Mecamylamine Uses
Hypertensive crisis; "Bloodless" field surgery (rarely used now)
94
Succinylcholine Drug class
Depolarizing blocker | (Cholinergic Receptor-Inhibitors)
95
Succinylcholine Mechanism
Overstimulation of nicotinic receptor, leading to desensitization of muscle unit to further ACh stimulation
96
Succinylcholine Uses
* Brief procedures (e.g., tracheal intubation, reset dislocated joints) * Produces flaccid paralysis within 1 minute
97
Succinylcholine Side effects
* Respiratory paralysis; * disturbance of autonomic function
98
Tubocurarine Drug class
Nondepolarizing blocker | (Cholinergic Receptor-Inhibitors)
99
Tubocurarine Mechanism
* Blocks nicotinic (Nm) receptor * Lasts 30-60 minutes
100
Tubocurarine Uses
Muscle relaxant for surgery w/o deep anesthesia
101
Tubocurarine Side effects
Respiratory paralysis; disturbance of autonomic function
102
Mivacurium Drug Class
Nondepolarizing blocker | (Cholinergic Receptor-Inhibitors)
103
Mivacurium Mechanism
* Blocks nicotinic (Nm) receptor * Rapidly hydrolyzed, short acting
104
Mivacurium Uses
Muscle relaxant for surgery w/o deep anesthesia
105
Mivacurium Side effects
Respiratory paralysis; disturbance of autonomic function
106
Botulinum toxin Drug class
Local paralytic | (Cholinergic Receptor-Inhibitors)
107
Botulinum toxin Mechanism
Blocks vesicle fusion and ACh release on presynaptic terminal by degrading SNAP-25
108
Botulinum toxin Uses
Reduce frown lines and wrinkles; achalasia; strabismus; oromandibular dystonia
109
Norepinephrine Drug class
Non-selective agonist | (Adrenergic receptor agonist)
110
Norepinephrine Mechanism
Agonist: α1, α2, β1
111
Norepinephrine Uses
Acute Hypotension
112
Norepinephrine Side effects
Hypertension; arrythmias; headache
113
Epinephrine Drug class
Non-selective agonist | (adrenergic receptor agonist)
114
Epinephrine Mechanism
Agonist: α1, (α2), β1, β2
115
Epinephrine Uses
* Anaphylactic shock; * combined with local anesthetics; * glaucoma
116
Epinephrine Side effects
Palpitation; arrhythmias; headache
117
Amphetamine Drug class
Indirect acting | (Adrenergic receptor agonist)
118
Amphetamine Mechanism
Increases release of NE
119
Amphetamine Uses
ADHD, narcolepsy, recreation
120
Amphetamine Side effects
Hypertension, insomnia, anxiety, arrhythmias
121
Isoproterenol Drug class
Non-selective β agonist | (adrenergic receptor agonist)
122
Isoproterenol Mechanism
Agonist: β1, β2
123
Isoproterenol Uses
shock; heart block
124
Isoproterenol Side effects
Palpitation; tachyarrhythmia; headache
125
Dobutamine Drug class
β1-selective β agonist | (adrenergic receptor agonist)
126
Dobutamine Mechanism
Agonist: β1
127
Dobutamine Uses
Cardiac decompensation; shock; heart block
128
Dobutamine Side effects
Tachyarrythmias; hypertension
129
Albuterol Drug class
β2-selective β agonist | (adrenergic receptor agonist)
130
Albuterol Mechanism
* Agonist: β2 * 10-15 minutes to take action, 6-12 hours (max) of duration; nebulizer delivers more, but greater side effects; oral is least effective (requires more dose --\> side effects); can be used night symptoms, but not ideal
131
Albuterol Uses
Prevent or reverse exercise-induced bronchospasm; mild asthma; COPD
132
Albuterol Side effects
* Can mask progressively severe inflammation * Tachycardia, muscle tremor
133
Terbutaline Drug class
β2-selective β agonist | (adrenergic receptor agonist)
134
Terbutaline mechanism
* Agonist: β2 * 10-15 minutes to take action, 6-12 hours (max) of duration; nebulizer delivers more, but greater side effects; oral is least effective (requires more dose --\> side effects); can be used night symptoms, but not ideal
135
Terbutaline Uses
* Prevent or reverse exercise-induced bronchospasm * mild asthma * COPD * early labor
136
Terbutaline Side effects
* Can mask progressively severe inflammation * Tachycardia, muscle tremor
137
Phenylephrine Drug Class
α1-selective α agonist | (adrenergic receptor agonist)
138
Phenylephrine Mechanism
Agonist: α1
139
Phenylephrine Uses
Nasal congestion; postural Hypotension
140
Phenylephrine Side effects
Hypertension; reflex bradycardia
141
Clonidine Drug class
α2-selective α agonist | (cholinergic receptor agonist)
142
Clonidine Uses
Hypertension; shock; withdrawal from drug dependence
143
Clonidine Side effects
Sedation
144
α-methyldopa Drug class
α2-selective α agonist | (cholinergic receptor agonist)
145
α-methyldopa Mechanism
Metabolite (a-methylnorepinephrine) activates CNS a2 receptors
146
α-methyldopa Uses
Hypertension
147
α-methyldopa Side effects
Sedation
148
Fenoldopam Drug class
Selective dopamine agonist
149
Fenoldopam Mechanism
Agonist: D1 only ~10 minute half-life
150
Fenoldopam Uses
Increase blood flow at renal, mesenteric, and cerebral arteries
151
Dopamine Drug class
Mixed acting (direct/indirect)
152
Dopamine Mechanism
Agonist: D1, α1, β1 Low dose = Direct @ D1 Receptors Medium dose = Direct @ Beta 1, some Indirect High dose = Direct @ Alpha 1, some Indirect
153
Dopamine Uses
Shock, renal failure, hypotension
154
Dopamine Side effects
Vasoconstriction (@ high doses)
155
Phentolamine Drug class
Non-selective α-antagonist | (adrenergic receptor antagonist)
156
Phentolamine Mechanism
Antagonist: α1, α2
157
Phentolamine Uses
Pheochromocytoma, Raynaud's, frostbite
158
Phentolamine Side effects
Postural hypotension; inhibit ejaculation
159
Phenoxybenzamine Drug class
Non-selective α-antagonist | (cholinergic receptor antagonist)
160
Phenoxybenzamine Mechanism
Antagonist: α1, α2; non-competitive blocker (covalent bond to receptor)
161
Phenoxybenzamine Uses
Pheochromocytoma, Raynaud's, frostbite
162
Phenoxybenzamine Side effects
Postural hypotension; inhibit ejaculation
163
Prazosin Drug class
α1-selective antagonist | (adrenergic receptor antagonist)
164
Prazosin Mechanism
Antagonist: α1
165
Prazosin Uses
Primary HTN, BPH
166
Prazosin Side effects
Postural hypotension (usually 1st dose)
167
Terazosin Drug Class
α1-selective antagonist | (cholinergic receptor antagonist)
168
Terazosin Mechanism
Antagonist: α1
169
Terazosin Uses
Primary HTN, BPH
170
Terazosin Side effects
Postural hypotension (usually 1st dose)
171
Propranolol Drug Class
Non-selective β-antagonist (1st generation)
172
Propranolol Mechanism
Antagonist: β1, β2
173
Propranolol Uses
Angina, Hypertension, Arrythmias
174
Propranolol Side effects
Bradycardia, Bronchoconstriction, Sexual Dysfunction
175
Timolol Drug class
Non-selective β-antagonist (1st generation)
176
Timolol Mechanism
Antagonist: β1, β2
177
Timolol Uses
Glaucoma
178
Timolol Side effects
Bradycardia, Bronchoconstriction, Sexual Dysfunction
179
Metoprolol Drug Class
β1-selective antagonist (2nd generation)
180
Metoprolol Mechanism
Antagonist: β1
181
Metoprolol Uses
HTN, Angina, Arrythmias, CHF
182
Metoprolol Side effects
Bradycardia, Sexual Dysfunction
183
Atenolol Drug Class
β1-selective antagonist (2nd generation)
184
Atenolol Mechanism
Antagonist: β1
185
Atenolol Uses
HTN, Angina, Arrythmias, CHF
186
Atenolol Side effects
Bradycardia, Sexual Dysfunction
187
Bisoprolol Drug class
β1-selective antagonist (2nd generation)
188
Bisoprolol Mechanism
Antagonist: β1
189
Bisoprolol Uses
HTN, Angina, Arrythmias, CHF
190
Bisoprolol Side effects
Bradycardia, Sexual Dysfunction
191
Carvedilol Drug class
Non-selective β-antagonist (3rd generation "A")
192
Carvedilol Mechanism
Antagonist: β1, β2
193
Carvedilol Uses
CHF, HTN
194
Carvedilol Side effects
Bradycardia, Fatigue
195
Labetalol Drug class
Non-selective β-antagonist (3rd generation "A")
196
Labetalol Mechanism
Antagonist: β1, β2
197
Labetalol Uses
CHF, HTN
198
Labetalol Side effects
Bradycardia, Fatigue
199
Betaxolol Drug class
β1-selective antagonist (3rd generation "B")
200
Betaxolol Mechanism
Antagonist: β1
201
Betaxolol Uses
CHF, HTN
202
Betaxolol Side effects
Bradycardia
203
Tyramine Drug Class
Indirect acting agonist | (adrenergic)
204
Tyramine Mechanism
Increases cytoplasmic NE release Tyramine is involved with an exchange transporter: tyramine goes in, NE comes out
205
Cocaine Mechanism
Prevents NE reuptake
206
Cocaine Therapeutics
Local anesthetic, vasoconstrictor
207
Cocaine Side effects
Insomnia, anxiety, arrhythmias
208
Guanethidine Drug class
Nerve ending blocker
209
Guanethidine Mechanism
False neurotransmitter (vesicles become full of guanethidine rather than NE) (Doesn't cross BBB)
210
Guanethidine Uses
Antihypertensive
211
Guanethidine Side effects
Many and serious Not used much in US
212
Reserpine Drug class
Nerve ending blocker
213
Reserpine Mechanism
Release of empty vesicles (NE is not taken into vesicles b/c it binds uptake transporter and stops it)
214
Reserpine Uses
Older antihypertensive Cheap! (used abroad, not here)
215
Reserpine Side effects
Many and serious (depression and suicide are major ones)
216
α-me-tyrosine Drug class
Nerve ending blocker
217
α-me-tyrosine Mechanism
Inhibit tyrosine hydroxylase (decreases NE synthesis)
218
α-me-tyrosine Uses
Pheochromocytoma
219
α-me-tyrosine Side effects
Many and serious
220
Ephedrine Drug class
Mixed, direct (β2)/indirect agonist
221
Ephedrine Uses
Nasal decongestion, anorexic
222
Hyperbaric oxygen Uses
Prevents lipid peroxidation (?) and delayed neurologic sequelae in CO poisoning
223
Nitrites Mechanism
* Turns RBC hemoglobin to methemoglobin; CN moves from Fe(3+) on cytochromes to those in RBCs creating cyanomethemoglobin * Dangerous in concurrent CO poisoning
224
Sodium thiosulfate Mechanism
Enhances normal metabolism of cyanide via rhodanase
225
Hydroxycobalamin Mechanism
Binds with cyanide --\> cyanocobalamin (B12)
226
Hydroxycobalamin Uses
* Smoke inhalation victims not improving with supportive care, cyanide exposure, nitroprusside at risk patients * Give concurrently with sodium thiosulfate
227
Methylene Blue Mechanism
Cofactor of NADPH reductase; gains electron, donates directly to reduce methemoglobin
228
Methylene Blue Uses
Methemoglobinemia \>20-30%, or with symptoms
229
Methylene Blue Side effects
* Hemolytic anemia (weak oxidizing capability) * Painful at injection site, dyspnea, restlessness, tremor, precordial pain, and apprehension
230
Quinine Drug Class
Quinolone derivitive
231
Quinine Mechanism
Accumulate in parasite’s food vacuole, disrupt heme polymerization to hemozoin, yielding oxidative damage to membranes and digestive proteases
232
Quinine Uses
Prophylaxis, treatment of acute malarial attacks (Also called quinidine (used in anti-arrhythmias))
233
Quinine Side effects
Cinchonism, hypotension, hypoglycemia, abortion, arrhythmias
234
Chloroquine Drug class
Quinolone derivitive
235
Chloroquine Mechanism
Accumulate in parasite’s food vacuole, disrupt heme polymerization to hemozoin, yielding oxidative damage to membranes and digestive proteases
236
Chloroquine Uses
Prophylaxis, treatment of acute malarial attacks
237
Chloroquine Side effects
Itching (Africans), retinitis (rare)
238
Hydroxychloroquine Drug class
Quinolone derivitive
239
Hydroxychloroquine Mechanism
Accumulate in parasite’s food vacuole, disrupt heme polymerization to hemozoin, yielding oxidative damage to membranes and digestive proteases
240
Hydroxychloroquine Uses
Prophylaxis, treatment of acute malarial attacks
241
Mefloquine Drug class
Quinolone derivitive
242
Mefloquine Mechanism
Accumulate in parasite’s food vacuole, disrupt heme polymerization to hemozoin, yielding oxidative damage to membranes and digestive proteases
243
Mefloquine Uses
Prophylaxis, treatment of acute malarial attacks
244
Primaquine Drug class
Quinolone derivitive
245
Primaquine Mechanism
Forms quinolone-quinone intermediates that oxidize schizont membranes (Only drug that inhibits exoerythrocytic schyzogony)
246
Primaquine Uses
Prophylaxis, treatment of acute malarial attacks
247
Primaquine Side effects
Hemolysis (G6PD), methemoglobinemia Fever, nausea, vomiting
248
Amantadine Mechanism
Positive charge helps chloroquine overcome chloroquine-resistant malaria vacuoles; point mutations against amantadine return bacteria to chloroquine-sensitivity
249
Artesunate Drug class
Artemisinin compound
250
Artesunate Mechanism
Specifically and selectively inhibit SERCA of P. falciparum
251
Artesunate Side effects
Neurotoxicity, prolongation of QT interval
252
Artemether Drug class
Artemisinin compound
253
Artemether Mechanism
Specifically and selectively inhibit SERCA of P. falciparum
254
Lumefantrine Drug class
Aminoalcohol
255
Lumefantrine Uses
Used in combination w/artemether (called Coartem)
256
Atovoquone Drug class
Napthalene
257
Atovoquone Mechanism
Depolarizes parasitic mitochondria and inhibits their electron transport
258
Atovoquone Uses
Used in combination w/proguanil
259
Chloroguanide aka proguanil Drug class
Antifolates
260
Chloroguanide Mechanism
Dihydrofolate reductase inhibitors (human and parasite pathway)
261
Tetracycline Drug class
Antibiotic
262
Tetracycline Uses
Severe malaria & chloroquine-resistant uncomplicated malaria
263
Clindamycin Drug class
Antibiotic
264
Clindamycin Uses
Severe malaria & chloroquine-resistant uncomplicated malaria
265
Doxycycline Drug class
Antibiotic
266
Doxycycline Uses
Severe malaria & chloroquine-resistant uncomplicated malaria
267
Doxycycline Side effects
Photosensitivity
268
Aspirin Drug class
Salicylate
269
Aspirin Mechanism
Acetyl-salicylic acid irreversibly acetylates COX-1 and -2; metabolite (salicylic acid) reversibly inhibits COX-1 and -2
270
Aspirin Uses
Antiplatelet, analgesic and antipyretic, and anti-inflammatory (in ascending order of amount taken); often taken as a "baby aspirin" to prevent MI, CVA
271
Aspirin Side effects
GI irritation, bleeding and anemia, hepatotoxicity, and salicylate toxicity Nephrotoxicity in elderly or hypovolemic patients; rare hypersensitivity reaction
272
Diflunisal Drug class
Salicylate
273
Diflunisal Mechanism
Difluorophenyl derivitive of salicylic acid, which reversibly inhibits COX-1 and -2
274
Diflunisal Uses
Osteoarthritis, musculoskeletal strains/sprains, pain after dental extraction, and postepisiotomy pain
275
Diflunisal Side effects
Fewer GI side effects and less effect on platelets than aspirin
276
Acetaminophen Drug class
Para-amino phenol
277
Acetaminophen Mechanism
Reversibly inhibits COX-1 and -2 (favors COX-1) Poor function in presence of peroxides (as found in sites of inflammation); mostly metabolized via conjugation, but minor pathway via P450 enzymes may lead to toxic intermediate (N-acetyl-benzoquinoneimine)
278
Acetaminophen Uses
Analgesic and antipyretic effect similar to aspirin, but weak anti-inflammatory effects
279
Acetaminophen Side effects
Renal tubular necrosis if chronically abused with other NSAIDs; hepatic necrosis with overdose GI irritation (less than aspirin)
280
Indomethacin Drug class
Indole
281
Indomethacin Mechanism
Reversibly inhibits COX-1 and -2 (favors COX-1)
282
Indomethacin Uses
Rhematoid arthritis (10X as potent as aspirin), ankylosing spondylitis, osteoarthritis, acute gout
283
Indomethacin Side effects
At times, thrombocytopenia, aplastic anemia, and severe frontal headaches Nephrotoxicity in elderly or hypovolemic patients
284
Sulindac Drug class
Indole
285
Sulindac Mechanism
Reversibly inhibits COX-1 and -2 (favors COX-1)
286
Sulindac Uses
Rhematoid arthritis, ankylosing spondylitis, osteoarthritis, acute gout Half as potent as indomethacin; side effects less frequent
287
Sulindac Side effects
At times, thrombocytopenia, aplastic anemia, and severe frontal headaches Nephrotoxicity in elderly or hypovolemic patients
288
Ibuprofen Drug class
Proprionic acid derivative
289
Ibuprofen Mechanism
Reversibly inhibits COX-1 and -2 (favors COX-1)
290
Ibuprofen Uses
Rheumatic disorders, osteoarthritis, ankylosing spondylitis, postpartum pain, dysmenorrheal pain, and many types of surgeries
291
Ibuprofen Side effects
GI irritation; hepatotoxicity (less frequent than aspirin)
292
Flurbiprofen Drug class
Proprionic acid dervitive
293
Flurbiprofen Mechanism
Reversibly inhibits COX-1 and -2 (favors COX-1)
294
Flurbiprofen Uses
Rheumatic disorders, osteoarthritis, ankylosing spondylitis, postpartum pain, dysmenorrheal pain, and many types of surgeries Can be used topically (obtains high synovial concentration)
295
Flurbiprofen Side effects
GI irritation; hepatotoxicity (less frequent than aspirin)
296
Naproxen Drug class
Propionic acid derivative
297
Naproxen Mechanism
Reversibly inhibits COX-1 and -2 (favors COX-1) Longer half-life than most proprionic acid derivitives (13 hours vs. 1-2 hours)
298
Naproxen Uses
Rheumatic disorders, osteoarthritis, ankylosing spondylitis, postpartum pain, dysmenorrheal pain, and many types of surgeries
299
Naproxen Side effects
GI irritation; hepatotoxicity (less frequent than aspirin)
300
Oxaprozin Drug class
Proprionic acid derivative
301
Oxaprozin Mechanism
Reversibly inhibits COX-1 and -2 (favors COX-1) Much longer half-life than most proprionic acid derivitives (50 hours vs. 1-2 hours)
302
Oxaprozin Uses
Rheumatic disorders, osteoarthritis, ankylosing spondylitis, postpartum pain, dysmenorrheal pain, and many types of surgeries
303
Piroxicam Drug class
Enolic acid
304
Piroxicam Mechanism
Reversibly inhibits COX-1 and -2 (favors COX-1) Very long half-life (45 hours) permits single daily dose
305
Piroxicam Uses
Long-term treatment of rheumatoid arthritis or osteoarthritis; also, ankylosing spondylitis, acute musculoskeletal disorders, acute gout
306
Piroxicam Side effects
Same as aspirin: GI irritation, bleeding and anemia, hepatotoxicity, and salicylate toxicity Nephrotoxicity in elderly or hypovolemic patients; rare hypersensitivity reaction
307
Ketorolac Drug action
Heteroaryl acetic acids
308
Keterolac Mechanism
Reversibly inhibits COX-1 and -2 (favors COX-1) Injectable (one of few NSAIDs available for this)
309
Keterolac Uses
Post-operative pain; inflammatory eye conditions
310
Keterolac Side effects
Same as aspirin; relatively nonirritating
311
Diclofenac Drug class
Heteroaryl acetic acids
312
Diclofenac Mechanism
Reversibly inhibits COX-1 and -2 (favors COX-1)
313
Diclofenac Uses
Long-term treatment of rheumatoid arthritis or osteoarthritis; also, ankylosing spondylitis, migraines also topically as ophthalmic solution for post-tx of eye surgery (like diclofenac)
314
Diclofenac Side effects
G. I. irritation
315
Celocoxib Drug class
COX-2 inhibitor
316
Celocoxib Mechanism
Selectively inhibits COX-2 (too bulky to reliably interact in COX-1 site)
317
Celocoxib Uses
Same anti-inflammatory, antipyretic, and analgesic effects as NSAIDs
318
Celocoxib Side effects
Less GI toxicity than traditional NSAIDs Contraindicated in patients with heart problems/pregnancy
319
Etoricoxib Drug class
COX-2 inhibitor
320
Etoricoxib Mechanism
Selectively inhibits COX-2 (too bulky to reliably interact in COX-1 site)
321
Etoricoxib Uses
Same anti-inflammatory, antipyretic, and analgesic effects as NSAIDs
322
Etoricoxib Side effects
Less GI toxicity than traditional NSAIDs Contraindicated in patients with heart problems/pregnancy
323
Hydrocortisone Drug class
Steroid
324
Hydrocortisone Uses
Dermatitis, psoriasis
325
Hydrocortisone Side effects
Atrophy/thinning of skin (collagen), stretch marks, talangiectasias, acne, cataract or glaucoma if applied near eye Systemically, affects hypothalamic-pituitary-adrenal axis --\> growth retardation
326
Cyclosporine Drug class
Immunosuppressant
327
Cyclosporine Uses
Inflammatory conditions (psoriasis)
328
Cyclosporine Side effects
Raise blood pressure, damage kidneys if used long-term
329
Methotrexate Drug class
Folate analog
330
Methotrexate Mechanism
Inhibits DHFR
331
Methotrexate Uses
Inflammatory conditions (psoriasis), conditions needing immunosuppression
332
Methotrexate Side effects
* Hepatotoxicity (develops slowly, can give up to 4.5 g over life); pulmonary toxicity (develops quickly); leukopenia; rarely, renal toxicity * Nausea, vomiting * PO, IM (1/week); any drug increasing unbound protein may cause methotrexate toxicity (sulfa, salicylates, TCN, phenytoin)
333
Biologics Mechanism
Block TNF-a
334
Biologics Uses
Inflammatory conditions, arthritis
335
Biologics Side effects
* Few (may unmask neurologic disease, latent infections (must do PPDs), malignancies) * costly
336
UV light therapy Class
UVA, UVB, UVC
337
UV Light Therapy Mechanism
* Immunosuppression of T-cells via type I or type II reactions --\> mono- or bifunctional adducts in DNA
338
UV Light Therapy Uses
* Inflammatory conditions: atopic dermatitis, CTCL, lichen planus, psoriasis (not useful for non-inflammatory conditions) * Usually used with psoralens (photosensitizing agents that increase efficacy); phenothiazines, thiazides, sulfonamides, NSAIDs, tetracycline, benzodiazapenes also sensitize skin to light therapy
339
UV Light Therapy Side effects
Skin cancer, thinning/leathering of skin
340
Isotretinoin Class
Retinoid
341
Isotretinoin Mechanism
Stimulate epithelial cell turnover; also anti-inflammatory
342
Isotretinoin Uses
* Acne * Good as adjunct to other therapies
343
Isotretinoin Side effects
Teratogenic effects (washes out in three weeks)
344
Acitretin Class
Retinoid
345
Acitretin Mechanism
Stimulate epithelial cell turnover; also anti-inflammatory
346
Acitretin Uses
* Psoriasis * Good as adjunct to other therapies
347
Acitretin Side effects
Teratogenic effects (stays in fat stores for three years)
348
H1 receptor antagonist Mechanism
* H1 receptor antagonist; rapidly absorbed orally, widely distributed, rapidly metabolized via liver microsomes * Older agents cross CNS to cause central effects
349
H1 receptor antagonist Uses
Allergic reactions, motion sickness, nausea and vomiting in pregnancy, sleep aids
350
H1 receptor antagonist Side effects
Sedation, anti-muscarinic action, poisoning (especially children) with convulsions, allergy, local anesthesia
351
Diphenhydramine (Benadryl) Drug Class
Ether/ethanolamine derivitive
352
Diphenhydramine (Benadryl) Uses
Allergic reactions, motion sickness, nausea and vomiting in pregnancy, sleep aids
353
H1 receptor antagonist Side effects
Anti-muscarinic, sedating
354
Tripenelennamine Drug class
Ethylenediamine derivitive
355
Tripelennamine Mechanism
H1 receptor antagonist
356
Tripelennamine Uses
OTC sleep aid
357
Meclizine Drug class
Piperazine derivative
358
Meclizine Mechanism
H1 receptor antagonist
359
Meclizine Uses
Motion sickness
360
Promethazine Mechanism
H1 receptor antagonist
361
Promethazine Uses
Antiemetic
362
Promethazine Side effects
Anti-muscarinic, sedating
363
Chlorpheniramine Mechanism
H1 receptor antagonist
364
Chlorpheniramine Uses
Component of "cold" medications
365
Chlorpheniramine Side effects
Less sedating
366
Loratadine Mechanism
2nd generation H1 receptor antagonist
367
Loratadine Uses
Allergic rhinitis
368
Loratadine Side effects
* No sedation * Cardiovascular effects (rare, with high doses) * Poorly crosses BBB, so fewer central and side effects
369
Fexofenadine Mechanism
2nd generation H1 receptor antagonist
370
Fexofenadine Uses
Allergic rhinitis
371
Fexofenadine Side effects
* No sedation * Cardiovascular effects (rare, with high doses) * Poorly crosses BBB, so fewer central and side effects
372
Azelastine Mechanism
2nd generation H1 receptor antagonist
373
Azelastine Uses
Allergic rhinitis (intranasal spray), allergic conjunctivitis (ophthalmic solution)
374
Azelastine Side effects
* No sedation * Poorly crosses BBB, so fewer central and side effects
375
Cetirazine Mechanism
2nd generation H1 receptor antagonist
376
Cetirazine Uses
Allergic rhinitis
377
Cetirazine Side effects
* No sedation * Poorly crosses BBB, so fewer central and side effects
378
Cimetidine Mechanism
H2 receptor antagonist; blocks gastric acid secretion (more so with nocturnal acid secretion than meal secretion)
379
Cimetidine Uses
Dyspepsia, duodenal and gastric ulcers, hypersecretory conditions
380
Cimetidine Side effects
Antiandrogen (causing impotence and gynecomastia), inhibition of P450 enzymes CNS dysfunction possible Most side effects of H2-blocker class
381
Ranitidine Mechanism
H2 receptor antagonist; blocks gastric acid secretion (more so with nocturnal acid secretion than meal secretion)
382
Ranitidine Uses
Dyspepsia, duodenal and gastric ulcers, hypersecretory conditions
383
Ranitidine Side effects
Liver toxicity CNS dysfunction possible
384
Famotidine Mechanism
H2 receptor antagonist; blocks gastric acid secretion (more so with nocturnal acid secretion than meal secretion)
385
Famotidine Uses
Dyspepsia, duodenal and gastric ulcers, hypersecretory conditions
386
Famotidine Side effects
CNS dysfunction possible
387
Nizatidine Mechanism
H2 receptor antagonist; blocks gastric acid secretion (more so with nocturnal acid secretion than meal secretion)
388
Nizatidine Uses
Dyspepsia, duodenal and gastric ulcers, hypersecretory conditions
389
Nizatidine Side effects
CNS dysfunction possible Least side effects of H2-blocker class
390
Cyproheptidine Mechanism
Antihistaminic and antiserotinergic
391
Cyproheptidine Uses
Skin allergies (urticaria, anti-H1), diarrhea of carcinoid syndrome (anti-5HT2)
392
Cyproheptidine Side effects
Sedation, antimuscarinic
393
Ketanserin Mechanism
Selective 5HT2A,2C receptor antagonist, as well as α1 and H1 receptor antagonist
394
Ketanserin Uses
Antihypertensive (relaxes vascular and tracheal smooth muscle), antiplatelet aggregation
395
Odansetron Mechanism
5HT3 receptor antagonist
396
Odansetron Side effects
Nausea and vomiting in chemotherapy
397
Ergot alkaloids Mechanism
Agonist and antagonist actions at 5HT and α-adrenergic receptors
398
Ergot alkaloids Side effects
Powerful hallucinations, smooth muscle contraction (vascular and uterine)
399
Ergotamine Class
Ergot alkaloid
400
Ergotamine Mechanism
Nonspecific partial agonist at all 5HT1,2 receptors; partial agonist at α-adrenergic receptors
401
Ergotamine Uses
Prodrome of migraines
402
Ergotamine Side effects
N/V, cumulative and prolonged vasoconstriction
403
Methyseride Class
Ergot alkaloid
404
Methyseride Mechanism
Partial agonist at all 5HT1 receptors, antagonist at 5HT2
405
Methyseride Uses
Prophylaxis of migraines
406
Methyseride Side effects
GI disturbances, inflammatory fibrosis (chronic use), hallucinations Withdrawn from U.S. market
407
Ergonovine Class
Ergot alkaloid
408
Ergonovine Uses
Postpartum hemorrhage (Oxytocic)
409
Bromocriptine Class
Ergot alkaloid
410
Bromocriptine Mechanism
Dopamine agonist
411
Bromocriptine Uses
Hyperprolactinemia
412
Triptan Class
Non-ergot serotonin analogs
413
Triptan Mechanism
5HT1B,D receptor agonist
414
Triptan Side effects
Effective (70%) migraine treatment
415
Unfractionated heparin Drug class
Indirect thrombin inhibitors
416
Unfractionated heparin Mechanism
Bind antithrombin, potentiating formation of antithrombin-coagulation factor complex (Xa, IIa)
417
Unfractionated heparin Uses
* Prevention and treatment of venous thromboembolism * Given parenterally; monitored via PTT (want 2-2.5X normal value); reversed by protamine
418
Unfractionated heparin Side effects
HIT, bleeding Osteoporosis
419
Dalteparin Drug class
Indirect thrombin inhibitors
420
Dalteparin Mechanism
LMWH that inhibits thrombin less effectively than Xa
421
Dalteparin Uses
* Prevent thrombosis and embolism from clots * Monitored by heparin assay (anti-factor Xa); longer half-life than heparin (1-2/day); reversed by protamine
422
Dalteparin Side effects
Bleeding
423
Enoxaparin Drug class
Indirect thrombin inhibitors
424
Enoxaparin Mechanism
LMWH that inhibits thrombin less effectively than Xa
425
Enoxaparin Uses
* Drug of choice in pregnancy; prevention and treatment of venous thromboembolism * Can be monitored by heparin assay (anti-factor Xa); longer half-life than heparin (1-2/day); reversed by protamine
426
Enoxaparin Side effects
HIT; bleeding; osteoporosis and thrombocytopenia uncommon
427
Fondaparinux Drug class
Indirect thrombin inhibitors
428
Fondaparinux Mechanism
Synthetic polysaccharide that binds active site of antithrombin; inhibits Xa Activates antithrombin, inhibits Xa
429
Fondaparinux Uses
Given for HIT
430
Fondaparinux Side effects
Bleeding No antidote
431
Warfarin Drug class
Vitamin K antagonist
432
Warfarin Mechanism
Blocks vitamin K-dependent gamma-carboxylation of factors II, VII, IX, X, Protein C and S (does not affect already synthesized factors) Metabolism enhanced by drugs that induce P450 activity (e.g., barbiturates); monitored by PT/INR; reversed by vitamin K and factor concentrates;
433
Warfarin Uses
Long term anticoagulation
434
Warfarin Side effects
Thrombosis (protein C depression) Bleeding contraindicated in pregnancy (teratogen)
435
Bivalirudin Drug class
Direct thrombin inhibitor
436
Bivalirudin Mechanism
Inactivate fibrinogen-bound AND unbound thrombin; irreversible Administered parenterally; monitored by PTT
437
Bivalirudin Uses
Percutaneous coronary intervention (PCI)
438
Bivalirudin Side effects
Bleeding No antidote
439
Argatroban Drug class
Direct thrombin inhibitor
440
Argatroban Mechanism
Inactivate fibrinogen-bound AND unbound thrombin
441
Argatroban Uses
Percutaneous coronary intervention (PCI); HIT Administered parenterally; monitored by PTT;
442
Argatroban Side effects
Bleeding No antidote
443
Dabigatran Drug class
Direct thrombin inhibitor
444
Dabigatran Mechanism
Inactivate fibrinogen-bound AND unbound thrombin; competitive (reversible) Oral Renal fixed dose clearance
445
Dabigatran Uses
DVT / PE; AFib
446
Dabigatran Side effects
Bleeding No antidote
447
Rivaroxaban Drug class
Direct Xa inhibitor
448
Rivaroxaban Mechanism
Reversible bind active site of Xa Oral Fixed renal clearance
449
Rivaroxaban Uses
DVT / PE prophylaxis
450
Rivaroxaban Side effects
Bleeding No antidote
451
Apixaban Drug class
Direct Xa inhibitor
452
Apixaban Mechanism
Reversible bind active site of Xa Oral Fixed renal dose clearance
453
Apixaban Uses
DVT / PE prophylaxis
454
Apixaban Side effects
Bleeding No antidote
455
Alteplase Drug class
Fibrinolytic
456
Alteplase Mechanism
Lyse already formed clots by activating plasminogen
457
Alteplase Uses
STEMI; acute stroke; PE
458
Reteplase Drug class
Fibrinolytic
459
Reteplase Mechanism
Lyse already formed clots; less clot specific, more systemic activation Short half life
460
Reteplase Uses
STEMI
461
Reteplase Side effects
Bleeding Arrhythmia
462
Tenecteplase Drug class
Fibrinolytic
463
Tenecteplase Mechanism
Lyse already formed clots; more clot specific, less systemic activation
464
Tenecteplase Uses
STEMI
465
Aspirin Drug class (in clotting)
Antiplatelet
466
Aspirin Mechanism (in clotting)
Irreversibly inhibits platelets, preventing thromboxane A2 formation
467
Aspirin Uses (in clotting)
Often as "baby aspirin" to prevent and treat MI and stroke
468
Dipyridamole Drug class
Antiplatelet
469
Dipyridamole Mechanism
PDE inhibitor --\> increase in platelet cAMP--\> decrease aggregation
470
Dipyridamole Uses
Weak antiplatelet effect Given parenterally
471
Cilostazol Drug class
Antiplatelet
472
Cilostazol Mechanism
PDE inhibitor --\> increase in platelet cAMP--\> decrease aggregation
473
Cilostazol Uses
Weak antiplatelet effect
474
Clopidogrel Drug class
Antiplatelet
475
Clopidogrel Mechanism
Inhibits platelet ADP receptors (P2Y12)
476
Clopidogrel Uses
Prevent & treat ACS, stroke, peripheral vascular disease, angina, stent
477
Clopidogrel Side effects
Bleeding; TTP (rare) Reversed by platelet transfusion
478
Prasugrel Drug class
Antiplatelet
479
Prasugrel Mechanism
Inhibits platelet ADP receptors (P2Y12)
480
Prasugrel Uses
Prevent & treat ACS, stroke, peripheral vascular disease, angina, stent Can be used in patients with clopidogrel resistance
481
Prasugrel Side effects
More bleeding and more potent than clopidogrel
482
Ticagrelor Drug class
Antiplatelet
483
Ticagrelor Mechanism
Allosteric reversible inhibitor of ADP Receptor (P2Y12)
484
Ticagrelor Uses
ACS, PCI
485
Abciximab Drug class
Antiplatelet
486
Abciximab Mechanism
Monoclonal antibody against GP IIb/IIIa Given parenterally
487
Abciximab Side effects
May elicit immune response
488
Eptifibatide Drug class
Antiplatelet
489
Eptifibatide Mechanism
Fibrinogen analog which competes with endogenous fibrinogen for IIb/IIIa Given parenterally
490
Eptifibatide Side effects
Bleeding; ACS; PCI Thrombocytopenia
491
Tirofiban Drug class
antiplatelet
492
Tirofiban Mechanism
Fibrinogen analog which competes with endogenous fibrinogen and vWF for IIb/IIIa Given parenterally; immediate effect
493
Tirofiban Side effects
Bleeding; NSTE-ACS