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Cardio Drugs
Other
37
Science
Graduate
06/23/2009

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Term
Bile Acid Binding Resins
Definition
Other: Good offset by increase in chol synth, use statin, can also interfere w/absorption of other oral drugs
Term
Statins
Definition
Other: More than just effects on decrease cholesterol (CAD): improve endothelial cell function, enhance plaque stability, reduce inflamm
Term
Cholesterol Absorption Blockers
Definition
Other: Bile acid binding resins inhib absorption of ezetimibe (use other or other w/a statin)
Term
Niacin (Nicotinic Acid)
Definition
Other: Using niacin + statin = increase in statin-induced myopathy. Uses sustaines-release niacin (Niaspan)
Term
Fibrates
Definition
Other: Fibrates + Statin = increased statin-induced myopathy (heart disease), LDL increase in some, use is combo but has same SE for myopathy as the niacin/statin combo, good @ decreasing TGs
Term
Nitrates
Definition

Other: Tolerance = major problem thus use intermittently. Sildenafil and other ED drugs last longer b/c blockage of cGMP metabolism

In Stable angina = veins relax

In Variant angina = reverses spasms

Term
B-adrenergic Blockers
Definition
Other: use w/caution in people w/conduction disorders or obstructive lung disease, abrupt withdrawals can cause attacks or other ischemic symptoms (very dangerous rebound effect)
Term
Ca Channel Blockers
Definition

Other: careful in conduction issues and in combo w/B-blockers b/c can cause heart failure (VD, but can use dihydro + b-blockers), lots of drug interactions

Stable: decrease work

Variant: coronary A spasm

Term
Ranolazine
Definition

Other: efficacy and tolerability NOT change elderly and comorbid (preexisting) conditions (diabetes, heart fail)

ALMOST ALL PTS CAN TAKE SAFELY!!! (b-block have issues in diabetes and heart fail)

Term
Aspirin
Definition
Other: 5-8% show resistance to x-plate effects (have increase risk of SE's)
Term
ADP Inhibitors
Definition
Other: Clopidogrel = rapidly replacing ticlopidine b/c quicker onset and less neutropenia.  Some people resistant to clopidogrel.
Term
GP IIb/IIIa Receptor Inhibitor
Definition
Other: best used prior to percutaneous coronary interventions than in unstable angina
Term
Heparin
Definition

Other: Resistance forms b/c of differences in concentrations of heparin-binding proteins in plasma or b/c accelerate clearance

Anti-coags have increased risk of bleeding than x-plates, don't use in pts w/bleeding disorders

Term
Fondaparinux
Definition
Other: overall more favorable long-term outcomes than heparin, limited data on cost effectiveness (enoxaparin: heparin may still cost less)
Term
Direct Thrombin Inhib
Definition
Other: trials underway to determine efficacy in unstable angina and other ischemic syndromes
Term
Fibrinolytic (TPA)
Definition

Other: less benefit in old or high BP post MI, more benefits in diabetes post MI

Life saving in acute MI, serious issues if not careful

Term
Analgesics
Definition
Other: Also in Unstable angina, pain relief is a primary goal in the setting of acute chest pain due to MI
Term
Renin Angiotensin Inhib
Definition

Other: benefits clear in old, prior MI, congestive heart failure or other reduced ventricular function pts

HT: no benefic to combining ARB and ACEI in HT but happens alot

Term
Oral X-Coags
Definition

Other: lots vit K = less effective, liver disease increase effect

Heparin is too risky in the long term, and this doesn't x-coag in test tube like heparin does.

Term
Loop Diuretics
Definition
Other: resistance to diuretic effect happens lots in HF pts, overcome w/higher dose or adding thiazide.  Combo w/K-sparing diuretic (prevent K loss), action potentiated (increased) by renin-angiotensin inhibs (ACEI or ARB), also put on low sodium, high potassium diets, ONLY diuretic used for acute decomp, less effective than thiazide in hypertension, use in chronic renal failure w/high BP
Term
Thiazide Diuretics
Definition
Other: combo w/K-sparing diuretic (prevent xs K loss), actions potentiated (increased) w/angiotensin inhib (ACEI or ARB), choice in hypertense w/out comorbid dx, not strong enough in hypertense w/chronic renal fail, second in heart fail to loop diuretics
Term
K+ Sparing Diuretics
Definition

Other: Aldosterone antagonists (also K sparing) block insertion of channel into membrane…the two are not the same

 Use in heart fail w/high BP

Term
Aldosterone Antagonists
Definition
Other: why it's help still being worked out, use in people that don't response to other BP drugs (main use in hypertension, more SE's than other K sparing)
Term
Renin Angiotensin Inhibitors (HF) 
Definition
Other: no benefit to combo ACEI w/ARB, combo w/diuretic
Term
Direct Arterial Vasodilators
Definition
Other: use w/inability to tolerate ACEI/AR or blacks
Term
Digoxin
Definition
Other: lots interactions, K+ or digoxin x-ab's to tx OD (hard to use), clinical use decrease b/c cause arryth (b/c increase Ca inside myocardial cells)
Term
B agonists
Definition

Other: Dobutamine continuous IV several days in severe clinical decomp, pharm tolerance limit efficacy in long term

Term
Phosphodiesterase Inhibs
Definition
Other: DRUG OF CHOICE in pts w/b-blockers that need inotropic support (like in decomp), chronic consistent therapy decrease survival
Term
Nesiritide
Definition
Other: may be associated w/ risk of xs mortality and worsening of renal insufficiency
Term
Class IA
Definition
Other: decrease ventricular contractility, musc ant, decrease clinical use b/c causes aryths
Term
Class IB
Definition
Other: lidocaine MUST be parenterally (not oral), little effect on EKG
Term
Class IC
Definition
Other: prone to cause arryth, decrease ventricular contractility
Term
Class II
Definition
Other: decrease sudden cardiac death post MI
Term
Class III
Definition
Other: Amiodarone blocks alpha and beta receptors, Ca and Na channels.  Ibutilide, dofetilide and azimilide for term A fib/flut
Term
Class IV
Definition
Other: on EKG look like B-blocker
Term
Adenosine
Definition
Other: SHORT DURATION (acute), IV only
Term
Aliskiren
Definition
Other: Expensive and new/unproven
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