Drugs Flashcards
ramipril
ACEi; treats hypertension
abciximab
(GP IIb/IIIa inhibitor)
Platelet aggregation inhibitor mainly used during and after coronary artery procedures like angioplasty
Patients with aortic regurgitation may benefit from which long-acting vasodilators?
Acute aortic regurg: endocarditis, dissection, trauma
Chronic: rheumatic heart disease, prior endocarditis
–loud S3, short diastolic murmur–
Nifedipine XL
or other long acting calcium channel blockers
Torsades de pointes treatment? UNstable
(anti-psychotic agents that can cause it: thioridazine, pimozide, droperidol, and ziprasidone)
can also be caused by HYPOcalcemia
cardioversion
What type of STEMI is the use of nitroglycerin relatively contraindicated for?
Inferior ST elevation (II, III, aVF)
–these may be indicative of a right ventricular infarct which are preload dependent and can lead to a precipitous drop in blood pressure
chlorthalidone
thiazide diuretic; hypertension
Carvedilol
Beta-blocker; Dilated cardiomyopathy (heart failure)
Which class of common over the counter drugs can worsen heart failure?
NSAIDs
(e.g. ibuprofen)
What is the treatment of hemodynamically UNstable ventricular tachycardia?
Electrical cardioversion
Wolff-Parkinson-White + tachycardia + hemodynamically UNstable treatment?
10
Cardioversion
Sinus bradycardia
Atropine
nicardipine
calcium channel blocker; vasodilator
used to treat chronic stable angina, hypertension, and Raynaud’s phenomenon
**more selective for cerebral and coronary vessels**
Flecainide
anti-arrhythmic drug
–supraventricular tachycardia
–ventricular tachycardia
NOT RELATED TO ACUTE ISCHEMIA
Alendronate
biphosphonate that acts as an osteoclast inhibitor to inhibit bone resorption
What common drug class reduces cardiac contractility?
beta-blockers
Pulseless electrical activity treatment?
chest compressions
Causes:
- Hypovolemia
- Hypoxia
- Hypothermia
- Hyperkalemia
- Tension pneumothorax
- Thrombus (PE, MI)
- Toxicologic
- Tamponade
Capture beats and fushion beats confirm the diagnosis of which cardiac dysrhythmia?
Ventricular tachycardia
What antipsychotic drug has a black blox warning for the development of pericarditis and myocarditis?
Clozapine
Salmeterol
long-acting beta-2 agonist; bronchospasm and COPD
Ibuprofen
NSAID
metaproterenol
Beta-2 agonist
acute management of asthmatic bronchospasm
A common side effect of calcium channel blockers is pedal edema; what can be added to the patient’s regimen to offset this?
Calcium channel blockers:
- Amlodipine
- Felodipine
- Nicardipine
- Isradipine
- Nifedipine
- Diltiazem
- Verapamil
Edema side effect can be lessened by adding an ACEi or ARB to patient’s regimen
Sinus bradycardia + hemodynamically UNstable
atropine
Cardiomegaly, Kerley B Lines, effusions
with exertional dyspnea, orthopnea, paroxysmal noctural dyspnea, pitting edema and S3 heart sound
Acute decompensated heart failiure
- BiPAP
- Nitroglycerin
- Furosemide
- Hypotension, no shock: dobutamine
- Hypotension, yes shock: norepinephrine
What is the treatment of choice in antidromic, atrioventricular reciprocating tachycardia in a hemodynamically STABLE patient?
25
procainamide
(WPW syndrone)
Wolff-Parkinson-White + tachycardia + hemodynamically STABLE
treatment?
- Vagal maneuver first; then
- Adenosine
isradipine
Calcium channel blocker
PINE
esmolol
short-acting beta blocker; hypertension in setting of aortic dissection
ST elevations V3, V4
Anterior
Left anterior Descending (LAD)
In patients with myocardial infarction, which three drugs have been shown to decrease mortality?
Aspirin, beta-blockers, ACEi
furosemide
diuretic; used in acute decompensated heart failure
Pregnancy induced hypertension tx?
i.e. first choice for control of hypertension in pregnancy
Methyldopa (centrally acting alpha agonist)
What is the most commonly used first line agent to treat hypertension?
Thiazide diuretics, like hydrochlorothiazide or chlorthalidone
What is the initial treatment for a STEMI in leads II, III, and aVF?
Intravenous hydration
Inferior leads; may be right ventricular infarct which is preload dependent
Right coronary artery
Also, aspirin
NITROGLYCERIN IS CONTRAINDICATED
Which class of medications are CONTRAINDICATED with cocaine related chest pain?
Beta-blockers; can cause unopposed alpha effects leading to worsening symptoms and blood pressure
Bisoprolol
Beta-blocker; Dilated cardiomyopathy (heart failure)
Ketorolac
(toradol) NSAID (poor anti-inflammatory effects, but good for analgesic)
Hypertensive emergency tx
(hypertension with acute end-organ system injury)
- Reduce MAP 25% in first hour;
- Normalize BP over next 8-24 hours;
- Treatment: labetalol (first), nicardipine (second)
labetalol=short-acting beta blocker and alpha blocker
nicardipine=calcium channel blocker; vasodilator
Which medications are contraindicated in Wolff Parkinson White syndrome?
A–adenosine
B– beta-blockers
C– calcium channel blockers
D– digoxin
why? slows AV nodal conduction
Young patient +dizziness+palpitations+ hyperthyroidism/caffeine/drugs
Paroxysmal Supreventricular Tachycardia (PSVT) caused by reentrant conduction pathway (conduction reentry)
tx: reduction of offending agent, can also treat with vagal maneuvers
Hemodynamically stable: can use adenosine or calcium channel blocker
Hemodynamically unsable: cardioversion
losartan
ARB (angiotensin receptor blocker); blood pressure
Verapamil
calcium channel blocker; hypertension
Edema side effect can be lessened by adding an ACEi or ARB to patient’s regimen
Acute decompensated heart failure (hypotension; no signs of shock)
- BiPAP
- Nitroglycerin
- Furosemide
- Add: dobutamine
Acute decompensated heart failure (hypotension; yes signs of shock)
- BiPAP
- Nitroglycerin
- Furosemide
- Add: norepinephrine
What is the INR range in a patient taking warfarin for atrial fibrillation?
INR range is 2-3
Prednisone
Corticosteroid with anti-inflammatory properties
Adenosine
atrioventricular (AV) nodal blocker; used for supraventricular trachycardias
Temporal (giant cell) arteritis treatment?
high-dose steroids
dx: temporal artery biopsy
–monocular vision loss, jaw claudication, headache, women >50
ESR>50
What is indicated for the treatment of unstable tachydysrhythmias, including certain supraventricular dysrhythmias as well as monomorphic ventricular tachycardia
Synchronized cardioversion (200J)
phentolamine
IV ; used for hypertensive emergency due to pheochromocytoma
alpha-blocker which can be used to block the catecholamine effects of a pheochromocytoma
Acute rheumatic fever treatment
(diffuse inflammation of the heart following an infection with group A beta-hemolytic streptococcal infection)
Treat with:
- NSAIDS
- antibiotics: penicillin V or penicillin G or amoxicillin
Nifedipine
calcium channel blocker
PINE
which bile acid sequestrant medication can lower A1C by 0.5% in patients with type 2 diabetes and dyslipidemia?
colesevelam
Reteplase
Fibrinolytic agent; used to treat ST-elevation myocardial infarctions when catheterization lab is not readily available
Diltiazem
calcium channel blocker; used in tachydysrhythias
Deep Vein Thrombosis
IV heparin and switch to warfarin
Which class of medications should be given initially for acute pulmonary edema?
nitrates
dipyridamole
Vasodilator and blood thinners; used to treat TIA
nitroprusside
vasodilator
Timolol
Beta-Blocker; glaucoma
Mitral stenosis requires what treatment?
Result of rheumatic heart disease
–antibiotic prophylaxis for procedures prone to bacteremia–
**loud S1, opening snap, low-pitched, rumbling diastolic apical murmur, best with left lateral decubitus position**
enalapril
ACEi; blood pressure
ST elevations I, aVL, V5, V6,
lateral
Left circumflex
Cor Pulmonale treatment
right heart catheterization
HTN+ RVH (right ventricular hypertrophy)
most common chronic cause: COPD
most common acute cause: PE
Hypertension and aortic dissection; treatment of choice?
In patients with aortic dissection, what is the recommended blood pressure goal?
Negative ionotropes (short-acting beta blockers) labetalol, esmolol, and propranolol
Systolic 110 mm Hg
What is the role of beta-adrenergic blocking agents in acute myocardial infarction?
Beta-adrenergic blockers given within 24 hours of presentation reduce the risk of developing ventricular dysrhythias
Felodipine
Calcium channel blocker
PINE
Which virus is most responsible for pericarditis?
coxsackie
ST elevation; patient is being prepared for transfer to the interventional cardiac unit for primary percuntaneous cardiac reperfusion
–Already given oxygen, nitroglycerin, and aspirin
What else do you give this patient?
abciximab
(GP IIb/IIIa inhibitor)
Platelet aggregation inhibitor
Hypertension + COPD+ cardiact arrythmyia
Multifocal atrial tachycardia (MAT)
treat with calcium channel blockers
Hydralazine
peripheral vasodilator;
often added to methyldopa for refractory cases of pregnant hypertension
Metoprolol
Beta-blocker; Dilated cardiomyopathy (heart failure) and hypertension
Ranolazine
Anti-angina medication that is used ONLY AFTER calcium channel blockers, beta-blockers, and nitrates have failed to control angina
What drug is safe to administer in a patient with a wide complex irregular tachycardia?
procainamide
What are some common electrolyte abnormalities associated with hydrochlorothiazide?
- HYPOkalemia
- HYPOnatremia
- HYPOmagnesemia
- hypercalcemia
Hypo: MagNaK
Hyper: Ca
Torsades de pointes treatment? STABLE
(anti-psychotic agents that can cause it: thioridazine, pimozide, droperidol, and ziprasidone)
can also be caused by HYPOcalcemia
IV magnesium sulfate
What is the best treatment for first degree heart block?
no treatment is necessary
Procainamide
antiarrhythmic; used in tachydysrhythmias
–supraventricular tachycardia
–ventricular tachycardia
Methyldopa
(centrally acting alpha agonist)
first choice for control of hypertension in pregnancy
Nitrate therapy works by which mechanisms?
reducing both preload and afterload
witnessed ventricular fibrillation
immediate defibrillation with 200 joules biphasic (360 joules monophasic)
amlodipine
calcium channel blocker; blood pressure and angina
Community acquired pneumonia treatment
ceftriaxone and azithromycin
Hypotension and aortic dissection; fluid of choice?
Crystalloids
Torsades de pointes treatment? PULSELESS
(anti-psychotic agents that can cause it: thioridazine, pimozide, droperidol, and ziprasidone)
can also be caused by HYPOcalcemia
defibrillation
Pain
Pallor
Paresthesias
Pulselessness
Paralysis
Poikilothermia
Arterial thrmboembolism
Most common source=left heart
Most common site= femoral artery bifurcation
labetalol
short-acting beta blocker and alpha blocker;
hypertension in setting of aortic dissection
Malignant hypertension
hypertension in pregnancy (after Methyldopa)
Acute decompensated heart failure (no hypotension)
- BiPAP
- Nitroglycerin
- Furosemide
Low-output heart failure treatment
Systolic dysfunction– EF <40%
(causes: ischemic heart disease, HTN, cardiomyopathy, valvular heart dx)
O2, BiPAP, nitrates, furosemide
Hemodynamically stable ventricular tachycardia
procainamide
amiodarone
(if refractory-synchronized cardioversion)
bidirectional ventricular tachycardia indicates digoxin toxicity
hydrochlorothiazide
thiazide diuretic; hypertension
Transient ischemic attack treatment
administer aspirin and dipyridamole; admit to stroke unit
if allergic to aspirin: clopidogrel
varicose veins
(lower leg edema, dilated veins)
compression stockings
patient vignette with artherosclerosis+new murmur described as mid-systloic murmur heard best at the second intercostal space near right sternal border; decreases with isometric handgrip and Valsalva maneuvers
“crescendo-decrescendo”
paradoxically split S2, S4 gallop
aortic stenosis
Clopidogrel
platelet P2Y12 receptor blocker (antiplatelet therapy)
ventricular fibrillation unwitnessed
CPR for 2 minutes, then defibrillation
ST elevations in V4R and V5R
Right ventricular
CONTRAINDICATED: nitrates
This is preload dependent–> fluids!!
Which medication is used in the treatment of hemodynamically stable atrial fibrillation with concomitant Wolff-Parkinson-White syndrome?
(pre-excied atrial fibrillation)
Ibutilide, an anti-arrhythmic drug (prolongs refractoriness of AV node)
What medication is recommened for the treatment of atrial dysrhythmias associated with hyperthroidism?
propranolol
Which calcium channel blocker has the greatest effect on the AV node?
verapamil
Which drug used for the treatment of heart failure has been shown to reduce hospitalizations, but has no effect on mortality?
Digoxin
which beta-blocker is contraindicated in prinzmetal’s angina?
propranolol
what class of medications may help improve palpitations from mitral valve prolapse?
beta-blockers
What is the treatment of choice for Prinzmetal angina?
Calcium channel blockers and nitrates
Tachycardia (stable narrow-complex supraventricular tachycardia)
treatment?
Adenosine
What is the mainstay of treatment for hypertrophic cardiomyopathy?
Management: long-term beta-blocker therapy. Can also use calcium channel blockers.
CONTRAINDICATED: positive inotropes and nitrates
ST elevations V1, V2
Septal
Left anterior Descending (LAD)
Infectious endocarditis: IV drug use (staph aureus)
Vancomycin and ceftriaxone
Vancomycin= glycopeptide antibiotic
ceftriaxone= cephalosporin antibiotic
which electroly abnormality can cause increased blood pressure?
hypercalcemia
When should nitrates be avoided?
- Systolic <90 mm Hg
- HR < 50/min
- HR>100/min
- Right ventricular infarction (inferior with leads II, III, aVF)
- Patient who took phosphodiesterase inhibitor (erectile dysfunction) in last 24 hours
- Hypertrophic cardiomyopathy
- Severe aortic stenosis
Acute pericarditis
NSAID (ibuprofen, naproxen)
Also: Colchicine and corticosteroids if refractory
Calcitonin
lower serum calcium concentration by inhibiting calcium absorption by the intestines, inhibiting osteoclast activity in bones, and inhibits renal tubular cell reabsorption of calcium (allowing it to be excreted via urine)
ST depressions in V1, V2, large R waves
Posterior
Wolff-Parkinson-White DEFINITIVE treatment
radiofrequency ablation of bundle of kent
Naproxen
NSAID
Infliximab
anti-tumor necrosis factor alpha antibody used in treatment of autoimmune dx
propranolol
short-acting beta blocker; hypertension in setting of aortic dissection
Mitral valve prolapse
(inherited with symptoms of anxiety, panic attacks, palpitations, exercise intolerance, syncope, etc)
MVP=apical mid-systolic click which may or may not be followed by a late-systolic murmur
Aysmptomatic: reassurance and serial echocardiograms
Symptomatic: beta-blockers, counseled on caffeine, alcohol, and tobacco abstinence, and given 24 hr cardiac monitor
What is the first-line agent for reduction of triglycerides?
A fibrate, such as gemfibrozil
Patient develops angioedema to aspirin, but you are concerned for acute coronary syndrome. which medication do you administer?
clopidogrel
binds to the platelet adenosine diphosphate (ADP) receptor to irreversibly inhibit activation and aggregation for the life of the platelet
Increase in creatinine levels of a patient who recently started an ACEi. why?
Do ACEis cause HYPERkalemia or HYPOkalemia? why?
ACE i blocks the conversion of angiotensin I to angiotensin II and thus decreases glomerula blood flow
HYPERkalemia; reduction of aldosterone secretion
Dilated cardiomyopathy (heart failure)
Bisoprolol, carvedilol, and metoprolol
dobutamine
inotropic;
Short-term (<48 hr) management of heart failure caused by depressed contractility from organic heart disease or surgical procedures.
Stimulates beta1 (myocardial)-adrenergic receptors with relatively minor effect on heart rate or peripheral blood vessels.
Therapeutic Effect(s):
Increased cardiac output without significantly increased heart rate.
Which antihypertensive agent is preferable for a hypertensive emergency caused by a PHEOCHROMOCYTOMA?
IV phentolamine;
alpha-blocker which can be used to block the catecholamine effects of a pheochromocytoma
which medications are associated with periodic sinus arrest?
digitalis, procainamide, quinidine
Pulseless ventricular tachycardia?
defibrillation
Sinus bradycardia + hemodynamically STABLE
monitored closely
For managing blood pressure, which two classes of medications should NOT be used together?
ACEis and ARBs
ST elevations in II, III, aVF
inferior
Right coronary artery (right dominant)
Left circumflex (left dominant)
Which diabetic medications should be avoided in heart failure?
- Thiazolidinediones (pioglitazone and rosiglitazone)
- Metformin: risk of lactic acidosis
lisinopril
ACEi