DONE: Pharmacology (core + elective) Flashcards
Goes alphabetically, then has big ideas at the end with ZZ. the elective drugs dont have a lot of info on them - mainly just class and sometimes clinical use (345 cards)
5-fluorouracil
- class? what phase does it affect?
- interacts with?
- pregnancy?
pyrimidine anti-metabolite that blocks methylation and interferes with DNA/RNA synthesis (*S phase) (antineoplastic)
Tx: oral: colon, rectal, breast, stomach, pancreatic cancer
topical: actinic keratosis, superficial BCC
AEs: leukopenia, thrombocytopenia, stomatitis, ulcers, bleeding and diarrhea, hemorrhage, N/V, rashes, hyperpigmentation, alopecia
interacts: may increase warfarin effects, reduce response to vaccines
CI: topical to mucous membranes, exposure to sun, pregnancy D
acetaminophen
- class?
- how does it work?
- when do we mainly use?
- how much can shut down the liver?
Tylenol, non-opioid, non-anti-inflammatory, analgesic, antipyretic
synthetic non-opioid p-aminophenol derivative
inhibition of PG synthesis and blockage of pain impulses in the CNS > pain relief
vasodilation and increased peripheral blood flow in the hypothalamus > fever reduction
Tx: pain (esp when someone has ASA-induced asthma, peptic ulcers, bleeding conditions, gout), fever (esp in children to prevent ASA-induced Reye’s syndrome)
AEs: asthma, skin reactions, hepatotoxic, acute renal tubular necrosis in high doses
interacts: 3 grams taken with alcohol can shut down the liver
contraindications: not to exceed > 4 g/day
acetylcysteine - elective
NAC - mucolytic
antidote for acetaminophen overdose
acetylsalicylic acid
- class? how does it work?
- cause alkalosis? acidosis? metabolic? resp?
- amount for which disease?
- side effects? on blood? GI? kids?
- pregnancy?
Aspirin, Zorprin
NSAID, nonopioid analgesic, antipyretic, antiplatelet
inhibits COX (responsible for synthesis of PG and TX)
Tx:
low dose, usu 81 mg: 1st med given in suspected MI, post ischemic stroke, angina pectoris, TIA
medium dose, usu 500 q 6 hours: fever, pain
high doses up to 4000 daily: RHD, RF, RA
AEs: (mneumonic is ASPIRRIN is HUMBle ForEVER)
Asthma
Salicyclism: dose-dependent reversible vertigo, vomiting, tinnitus, hearing loss
Peptic Ulcers
Irritated GI tract
Respiratory changes at toxic levels - increased, resp alkalosis, resp depression
Reye’s syndrome: swelling in the liver and brain usu when children/adolescents are recovering from a viral infection
Intolerance to glucose at toxic levels
Nephrotoxicity
Hepatotoxicity/Hepatitis, Hyperuricemia even at low doses
*Urticaria, angioedema, rash
Metabolic acidosis at high levels
Bleeding in GI tract, prolonged bleed time thrombocytopenia, bruising
FEVER at toxic levels
prolonged bleed time. thrombocytopenia, rash, bruising,
interacts: alcohol and corticosteroids inc risk of GI ulcer, ASA increases phenytoin levels
contraindicated: hypersensitivity, < 12 yo esp post viral sxs, lactation, hemophilia, hemorrhagic disorders (G6PD), gout, severe renal/hepatic impairment, pregnancy C (D in 3rd trimester)
acyclovir - elective
nucleoside analogue
Tx of keratitis (HSV1)
adalimumab
- class?
- AEs?
TNF-a antagonist/inhibitor, DMARD
Tx AnkSpon, RheumArthritis, UC, inflammatory conditions, psoriatic arthritic, and plaque psoriasis
AEs: inc CPK, can activate latent TB
interacts: live vaccines
contraindicated: TB
albendazole - elective
antihelminthic
used to treat cystic hydatid disease - caused by dog tapeworm in the liver lung and abdominal lining
albuterol (salbutamol)
- class?
- most common AE?
- interacts w ? to cause?
B2 adrenergic agonist, sympathomimetic: bronchodilator, anti-asthmatic: also decreased uterine contractility
TX: acute asthma, COPD
AEs: fine skeletal muscle tremor esp in hands, HTN, angina, vertigo, drying
interacts: hypokalemia with diuretics, corticosteroids, and xanthines, MAOIs, TCAs, sympathomimetics, sulfamethoxazole, reduces serum levels of digoxin
CI: eclampsia, really any issues in pregnancy
alendronate
- causes 2 hypo____?
- directions for taking
Fosamax, bone-resorption inhibitor, bisphosphonate
binds to hydroxyapatite crystals in bone, inhibits osteoclast-mediated bone resorption, decreases mineral release and collagen/matrix breakdown in bone
tx: treatment and prevention of OP, Paget’s disease of bone
AEs: hypocalcemia, hypophosphatemia, abd pain, MSK pain
interacts: interfered absorption with multivalent cations - mineral water, coffee, juice, other beverages **take with a full glass of plain water at least 30 minutes before food or drink or anything in the upright position
contraindicated: hyppocalcemia, esophageal abnormalities delaying esophageal emptying, inability to stand or sit upright for 30 minutes
allopurinol
- treats? class?
Aloprim, xanthine oxidase inhibitor, antigout
inhibits hypoxanthine > xanthine > uric acid (decreases uric acid without disrupting synthesis of purines
tx: prevention of gout, prevention and tx of hyperuricemia, prevention of uric acid nephropathy in chemo
AEs: GI upset, rash (maculopapular), acute got attack
interacts: antineoplastics (might increase risk of BM suppression), thiazide diuretics (might increase risk of allopurinol tox), amoxicillin and ampicillin could increase risk of rash, alcohol could increase uric acid levels
alprazolam
- class? how it works?
- treatment of?
- most common AE?
- interacts?
Xanax: benzodiazepine: binds to GABA-a receptors (chloride ion channels) and induces them to remain open longer > hyperpolarize the cell > inhibitory effect on CNS > anxiolytic, muscle-relaxant, antoconvulsant, antidepressant, sleep-modifying
Tx: short term management for anxiety panic disorder, GAD, phobias
AEs: drowsiness, memory problems, amnesia-like sxs, disorientation, depression, headache, sleep disturbance, confusion, dizziness
interacts: alcohol and CNS depressants
contraindicated: acute narrow-angle glaucoma, preexisting CNS depression or coma, resp depression, acute pulmonary insufficiency or sleep apnea, severe hepatic impairment, pregnancy D, lactation
alprostadil - elective
prostaglandin vasodilator
injection or suppository for treatment of ED
amantidine
- tx for? how does it work?
- interacts with?
antiviral, antiparkinsonian (anticholinergic): increases neuronal release of DA > can induce psychotic behaviors that look like schizophrenia
Tx: no longer for use in Flu A, for herpes zoster in IC pts, and parkinsons, txs fatigue for MS
AEs: dry mouth, confusion, seizures, psychosis, hallucinations, blurred vision
interacts: enhances antimuscarinics, and anticholinergics and levodopa dont take with CNS stimulants
contraindicated: pregnancy C, lactation, narrow angle glaucoma, epilepsy, seizures, severe renal impairment, gastric ulcers
amiodarone
- what channels does it effect?
- effect on ECG?
- main use is in?
- adverse effect outside of heart? avoid in which patient population?
- avoid with which herb? which food? which lifestyle?
- pregnancy?
cardiac ion channel blocker, Antiarrhythmic: blocks K/Na/Ca channels and adrenergic B receptors, prolongs cardiac repol, increase refractory period, slows HR, increases PR and QT intervals
Tx: SVT and ventricular arrhythmias, Vtach, afib (Use in pts with HF who have an arrhythmia)
AEs: pulmonary fibrosis, photosensitivity, heart block, dec HR, hypotension, hypo or hyper thyroidism, hepatotoxic (increased AST/ALT), deposits in cornea and skin gray skin
interacts: increases digoxin levels, antiarrhythmic agents, cyclosporine, phenytoin, increases hypotensive effects with other antiHTN
* SJW* grapefruit sun exposure
contraindications: severe sinus node dysfunction, 2 or 3 AV block, cardiogenic shock, pregnancy D and lactation, neonates < 1 mo
amitriptyline
- class?
- tx?
- AE on ECG?
- interactions?
tricyclic antidepressant: NE and 5HT reuptake inhibitor, blocks muscarinic and a-adrenoceptors
tx of depression and chronic pain, peripheral neuropathy, tension headaches (not cluster or migraine), panic disorder, GAD
AEs: lethargy, anticholinergic effects, hypotension, OD > wide QRS complex
interacts: MAOIS, SSRIs, clonidine, CNS depressants, anticholinergics, antiandrenergics
contraindicated: CVD
amlodipine
- class
- what kind of angina can it be used for?
- most common side effect?
- avoid with which food?
dihydropyridine calcium channel blocker: in cardiac and vascular smooth muscle > inhibits flow of calcium into cells > decreased muscle contraction > peripheral vasodilation > decreased myocardial contractility
Tx: HTN, Prinzmetal’s angina, stable angina
AE: edema, headache, hypotension
interacts: potentiates effects of TZ and ACEIs, avoid combining with BB in people with impaired LV function, has additive BP lowering effects with sildenafil, levels and effects are increased with grapefruit juice
contraindications: severe hypotension, shock, left ventricle outflow obstruction (aortic stenosis)
amoxicillin
- class
- treats? which bugs?
- interacts with which 3 drugs?
- pregnancy?
B-lactam ABX, extended spectrum penicillin: binds to PBP-1A inside the bacterial cell wall, opens the lactam ring, and inactivates the third/last stage of cell wall synthesis
Tx: MAP USE
M: meningitis caused by Listeria monocytogenes
A: acute otitis media, sinusisits, and bronchitis **first line
- effective against gram - rods (H flu)
- gram + cocci (pneumococci and S pyogenes)
- pneumonia
P: peptic ulcers - H. pylori
U: UTIs caused by PEE: proteus, E coli, enterococcus
S: salmonella, used as an alternative to G3 cephalosporin
E: extended spectrum w the use of a B-lactamase inhibitor (clavulanic acid)
AEs: hyperactivity, agitation, insomnia, dizziness, maculopapular rash, exfoliative derm, urticaria, diarrhea, N/V
interactions: increased levels with disulfiram and probenecid, decreased effects with tetracyclines
contraindicated: pen allergy and w/ cephalosporins
* *SAFE in pregnancy and used for UTIs in preg**
amoxicillin/clavulanate
- why add clav?
- different AEs?
- pharm interactions?
*adding clavulanic acid makes amoxicillin less susceptible to degradation by B-lactamase- producing bacteria, this decreases antibiotic resistance
everything is the same as amoxicillin except:
AEs: headache, gas, bloating, reversible hepatitis
interactions: increased levels with disulfiram and probenecid, decreased effects with tetracyclines
* not as prevalent with amoxicillin alone, but are more prevalent with co-amoxiclav*
ampicillin - elective
penicillin
meningitis
anastrozole
- class? inhibits which 2 hormones from being made?
- treats?
- most common AE?
- pregnancy?
Arimidex, aromatase inhibitor, antineoplastic
- prevents the conversion of androstenedione > estrone, testosterone > E2 by inhibiting aromatase
tx: advanced or locally advanced breast CA, adjuvant in early breast CA
AEs: *hot flashes > vasodilation > fatigue, mood, N/V, weakness, arthritis, pain, pharyngitis, depression
interacts: estrogens decrease efficacy, tamoxifen decreases plasma concentration
contraindications: PREGNANCY X, premenopause
apixaban
Xa inhibitor, anticoagulant
afib, stroke prophylaxis, post op prophylaxis, DVT, PE
aripiprazole
- used to treat? class? which R does it act on?
- interactions?
Abilify: atypical antipsychotic: blocks 5HT and DARs in the limbic system > decreased response to serotonin and dopamine. inhibits H1 receptor, cholinergic R, and a-adrenergic R (however effects at these are much less than typical antipsychotics)
TX: schizophrenia, BD, MDD, irritability associated with autistic disorder
AEs: headache, anxiety, insomnia, SI, nausea, constipation, weight gain
interacts: CYP2D6 and CYP3A4, diabetes - use with caution, grapefruit juice
pregnancy C
atenolol
- what receptor(s) does it act on?
- what is the most common AE?
- pregnancy cat?
Beta bLOcker (LOLO > OLOL) (selective B1 (heart only, not lungs) adrenoreceptor antagonist)
- reduces heart rate and contractility, causes vasoconstriction
Tx: GAD, phobias, HTN, angina, reduce CV mortality rate and risk of reinfarction
- AEs: fatigue, hypotension, bradycardia, cold extremities, bronchospasm, headache, nausea, nightmares
- interactions: nitrates and other hypotensives > more hypotension. digoxin > more bradycardia. decreases effects of DA
- contraindications: sinus brady, 1st deg heart block, cardiac failure, cariogenic shock, bronchospastic disease, peripheral vascular disease, caution in diabetes
- pregnancy category D
atezolizumab
PD1/PDL1 inhibitor
first line treatment of pts with metastatic non small cell lung cancer
also triple negative breast CA, small cell lung cancer, HCC, melanoma, urothelial carcinoma