Respiratory, ASCVD, prophylaxis, anticoagulant, antiplatelet, thrombolytic agents Flashcards

(88 cards)

1
Q

metered-dose inhaler (MDI)

A

one dose per actuation
1 minute between doses
pacers increase delivery to lungs

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2
Q

nebulizers

A

converts solution into mist
admin through mask or mouthpiece over several minutes

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3
Q

respimats

A

delivers fine mist that gives greater delivery of drug
less deposition into mouth and oropharynx

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4
Q

dry-powder inhalers (DPI)

A

delivers dry micro powder to lungs
breath-activated

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5
Q

Albuterol (ventonlin) MOA

A

activate beta2 receptors to cause bronchodilators

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6
Q

albuterol (ventonlin) indications

A

-relief of acute bronchospasm in asthma
-prevention of exercise-induced breathing
-combination inhaled corticosteroids for COPD

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7
Q

Albuterol (Ventolin) adverse effects

A

SABA: tachycardia, angina, and tremor
LABA: sever asthma and asthma-related death

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8
Q

Albuterol (Ventolin) nursing considerations

A

only for symptomatic treatment
LABA never used as monotherapy for asthma
LABA for stable COPD
assess use of SABA for control

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9
Q

Theophylline (Theo-24) MOA

A

unclear, for symptomatic relief

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10
Q

Theophylline (Theo-24) indications

A

PO for maintenance of asthma & COPD
IV for asthma emergencies

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11
Q

Theophylline (Theo-24) adverse effects

A

mild NVD to serious ventricular fib and convulsions

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12
Q

Theophylline (Theo-24) nursing considerations

A

narrow therapeutic range
do not double dose if dose is missed
lidocaine for v fib and diazepam for convulsions

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13
Q

Tiotropium (spiriva) MOA

A

long term, muscarinic antagonist

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14
Q

Tiotropium (spiriva) indications

A

Maintenance therapy of bronchospasm in COPD
Off-label use in asthma

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15
Q

Tiotropium (spiriva) adverse effects

A

Minimal- limited to dry mouth and irritation of pharynx

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16
Q

Tiotropium (spiriva) nursing considerations

A

Often combined with albuterol nebulizer (duo-nebs) as PRN medication to use both mechanisms for maximal relief

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17
Q

Budesonide (Pulmicort) MOA

A

suppress inflammation

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18
Q

Budesonide (Pulmicort) indication

A

Prophylaxis for asthma
Combination ICS/LABA in COPD

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19
Q

Budesonide (Pulmicort) adverse effects

A

Inhaled: candidiasis and dysphonia
PO: acute use only when symptoms are uncontrolled
adrenal suppression, hyperglycemia, osteoporosis with prolonged use

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20
Q

Budesonide (Pulmicort) nursing consideration

A

Patient education on inhalation drug delivery, administration with SABA, and post administration instructions
Tapering with long time PO use and monitoring for adrenal suppression

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21
Q

Cromolyn MOA

A

prevents release of histamine

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22
Q

Cromolyn indications

A

prophylaxis for mild-mod asthma
prevention of EIB
relief from seasonal allergies and before allergen

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23
Q

Cromolyn adverse effects

A

occasional cough or bronchospasm due to inhalation

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24
Q

Cromolyn nursing considerations

A

not used as a quick relief for acute attack (not used as abortive therapy)
Use 15 minutes before exposure to precipitating factors (e.g. exercise, cold, environmental factors, etc.)

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25
Montelukast (Singulair) MOA
occupies leukotriene receptors
26
Montelukast (Singulair) indications
Asthma maintenance & prophylaxis Prevention of EIB Relief of allergic rhinitis
27
Montelukast (Singulair) adverse effects
Generally well-tolerated
28
Montelukast (Singulair) nursing considerations
Patient education- not used as abortive therapy Cheaper than most inhalers  may increase patient adherence
29
Fluticasone (Flonase) MOA
30
Fluticasone (Flonase)
31
Fluticasone (Flonase) adverse effects
drying of nasal mucosa and burning or itching sensation adrenal suppression and slowed growth in children- rare
32
Fluticasone (Flonase) nursing consideration
Patient education on relief is greatest if administered daily than PRN Relief may take a week or longer to develop
33
Loratadine (Claritin) MOA
block histamine receptors, decreases itching, sneezing, and rhinorrhea (not congestion)
34
Loratadine (Claritin) indications
prevent or suppress major symptoms due to their actions against histamines
35
Loratadine (Claritin) adverse effects
generally mild sedation and anticholinergic effects seen more with 1st gen antihistamine
36
Loratadine (Claritin) nursing cosniderations
avoid 1st gen antihistamines if you wanna stay up educate patient that med is most effective if taken daily intranasal doses can cause somnolence with sufficient systemic absorption
37
Phenylephrine (Sudafed PE) MOA
activates alpha 1 receptors
38
Phenylephrine (Sudafed PE) indications
allergic rhinitis, congestion with sinusitis and colds
39
Phenylephrine (Sudafed PE) adverse effects
Rebound nasal congestion if topical agents are used for more than a few days CNS excitation (restlessness, irritability, anxiety, and insomnia) CV effects with PO formulations
40
Phenylephrine (Sudafed PE) nursing consideration
Monitor vital signs due to potential for increased BP, particularly in those with CV disorders Patient education that topical should not be used for more than 3-5 consecutive days Commonly confused with pseudoephedrine, which can be converted into methamphetamine; placed behind counter in pharmacy
41
Atorvastatin (lipitor) MOA
inhibits cholesterol synthesis within liver
42
Atorvastatin (lipitor) indications
Hypercholesterolemia Primary & Secondary CV prevention Post MI Therapy DM/DMII
43
Atorvastatin (lipitor) adverse effects
Myopathy/rhabdomyolysis Hepatotoxicity New onset DM (rare) Teratogenicity (Category X)
44
Atorvastatin (lipitor) nursing considerations
Administer in evening Monitor LF and CK Pt education on contraception and myopathy
45
Colesevelam (Welchol) MOA
binds to bile acids to prevent absorption and promote excretion
46
Colesevelam (Welchol) adverse effects
GI tract- primarily constipation, bloating, indigestion, & nausea
47
Colesevelam (Welchol) nursing considerations
Drug interactions resulting in insoluble complexes (such as meds- thiazides, digoxin, & warfarin) Administer other oral meds 1 hr before or 4 hr after bile-acid sequestrant administration Increase fluids & fiber prior to administering laxatives Take with food and water
48
Colesevelam (Welchol) Indications
Adjunctive therapy in hypercholesterolemia, often with statin medications
49
Gemfibrozil (Lopid) MOA
lowers VLDLd levels to reduce TG levels, raises HDL, little to no effect on LDL
50
Gemfibrozil (Lopid) indications
Hypertriglyceridemia Mixed dyslipidemia
51
Gemfibrozil (Lopid) adverse effects
Most common: rash and GI disturbance (nausea, ab pain, diarrhea) Risk of gallstones Myopathy/rhabdomyolysis Hepatotoxicity
52
Gemfibrozil (Lopid) nursing considerations
Can increase anticoagulant effects in patients on warfarin Monitor for bleeding and INR Periodic liver function test (LFT) Patient education on myopathy and gallstones
53
Aspirin (ASA) MOA
Irreversibly inhibits cyclooxygenase to prevent TXA2 synthesis needed to promote platelet activation
54
Aspirin (ASA) indications
Primary & secondary prevention of- Ischemic CVA and TIA Angina and MI-related events
55
Aspirin (ASA) adverse effects
Bleeding, especially in GI Hemorrhagic stroke Salicylism Renal impairment
56
Aspirin (ASA) nursing consideration
Dosing 81 mg helps to prevent CV events 325 mg helps in initial treatment of CV events Educate & monitor for signs of bleeding Educate on other sources of aspirin (Excedrin, BC powder, Alka-seltzer) Give PPI if GI bleeding occurs Education on medication use in setting of elective surgery (stopped 7- 10 days before)
57
Clopidogrel (Plavix) MOA
Irreversibly prevents ADP-stimulated platelet aggregation and blood clot formation
58
Clopidogrel (Plavix) indications
Combined with ASA, helps to reduce thrombotic events in patients with acute coronary syndrome Prevent blockage of coronary artery stents
59
Clopidogrel (Plavix) adverse effects
Bleeding Thrombotic Thrombocytopenic Purpura (TTP)
60
Clopidogrel (Plavix) nursing consideration
Educate & monitor for signs of bleeding and directions for continuing medication Education on medication use in setting of surgery (Hold 5 days before elective surgery) Give PPI if GI bleed occurs
61
Abciximab (ReoPro) MOA
reversible blockade of platelet receptors to inhibit final step of platelet aggregation
62
Abciximab (ReoPro) indications
Prevent ischemic events with those who with ACS Non-STEMI and Unstable Angina Percutaneous Coronary Intervention (PCI)
63
Abciximab (ReoPro) adverse effects
Bleeding, particularly PCI insertion site
64
Abciximab (ReoPro) nursing considerations
post procedure cardiac cath monitoring monitor for s/s bleeding
65
Heparin MOA
helps antithrombin inactivate thrombin and factor Xa
66
Heparin indications
DVT and PE Open heart surgery and renal dialysis Low dose for DVT prophylaxis Disseminated Intravascular Coagulation (DIC) Adjunct to thrombolytic therapy of acute MI
67
heparin adverse effects
Bleeding Heparin-induced thrombocytopenia (HIT) Severe neuro injury if given to spinal puncture/epidural anesthesia
68
heparin nursing considerations
Educate & monitor for signs of bleeding Monitor aPTT/anti-Xa (4 to 6 hours) & CBC during therapy Protamine sulfate antidote
69
enoxaparin (Lovenox) MOA
enhance activity of antithrombin to preferentially indirectly inhibit activity of thrombin and factor Xa
70
enoxaparin (Lovenox) indications
DVT and PE DVT prophylaxis following THA, TKA, & abdominal sx Off label use for DVT prophylaxis after general sx and in patients with multiple trauma and acute spinal injury
71
enoxaparin (Lovenox) adverse effects
Bleeding Heparin-induced thrombocytopenia (HIT) Severe neuro injury if given to spinal puncture/epidural anesthesia
72
enoxaparin (Lovenox) nursing considerations
Educate & monitor for signs of bleeding Monitor CBC during therapy Protamine sulfate antidote
73
Warfarin (Coumadin) MOA
Suppresses production of factors VII, IX, X, and prothrombin
74
Warfarin (Coumadin) indications
Long-term prophylaxis of thrombosis: DVT and PE In prosthetic heart valves In atrial fibrillation Reduce risk of recurrent stroke and MI
75
Warfarin (Coumadin) adverse effects
Bleeding Teratogenic
76
Warfarin (Coumadin) nursing consideration
Educate & monitor for signs of bleeding Monitor PT & INR during therapy Vitamin K antidote and intake of green leafy vegetables Numerous medication interactions Much longer half-life than heparin (days vs hours)
77
Dabigatran (Pradaxa) MOA
direct, reversible inhibitor of free and bound thrombin
78
Dabigatran (Pradaxa) indications
Treatment of DVT and PE Prevention of VTE in THA and TKA Prevention of thrombosis in patients with atrial fibrillation
79
Dabigatran (Pradaxa) adverse effects
Bleeding GI disturbances- dyspepsia and/or gastritis-like symptoms
80
Dabigatran (Pradaxa) nursing consideration
Educate & monitor for signs of bleeding No need for monitoring PT/INR Caution for those with renal impairment Antidote: idarucizumab (Praxbind)
81
Rivaroxaban (Xarelto) MOA
Directly inhibits Xa, interfering with thrombin production
82
Rivaroxaban (Xarelto) indications
For DVT and PE In THA and TKA In non-orthopedic sx For Recurrent DVT and PE Prevention of thrombosis in patients with afib
83
Rivaroxaban (Xarelto) adverse effects
Bleeding, especially with pre-existing renal impairment Spinal/epidural hematoma Unsafe in pregnancy, only use if benefits outweighs risk
84
Rivaroxaban (Xarelto) nursing consideration
Educate & monitor for signs of bleeding No need for monitoring PT/INR Caution with renal and/or hepatic impairment (dosage adjustment) Antidote for Apixaban: Andexxa
85
Alteplase (tPA) MOA
Forms complexes with plasminogen to convert into plasmin, an enzyme that digests fibrin, as well as degrade fibrinogen and other clotting factors
86
Alteplase (tPA) indications
Acute MI, acute ischemic stroke, and acute massive PE Low doses for blocked central venous catheter (CVC)
87
Alteplase (tPA) adverse effects
Bleeding, particularly ICH
88
Alteplase (tPA) nursing consideration
Many contraindications and precautions, so obtain thorough history Monitor closely for bleeding during administration and limit potential sources for bleeding Efficacy seen if administered within 2-4 h of symptom onset