Beta Antagonists Flashcards
What types of drugs are associated with delayed hypoglycemia recovery and blunting the perception of hypoglycemia symptoms?
Beta Antagonists
Beta _ antagonists can cause bronchoconstrictions in asthma/COPD patients. Therefore: what type of beta antagonist would be best tolerated in this population?
1) B1 selective
2) B antagonist with ISA
ISA describes inhibition of activation of beta receptors in high [catecholamine] but only moderate activation of receptors in absence of endogenous agonists. ISA may help prevent __
Bradycardia
What drugs are associated with worsening peripheral vascular disease and exercise intolerance?
Beta blockers
How do beta blockers effect intraocular pressure? This makes it a good ____ treatment
Decrease; open-angle glaucoma
B1 selective antagonists are preferred in what 4 types of patients?
-Bronchospasm
-Diabetes
-Raynaud’s
-Peripheral Vascular Disease
When are beta blockers WITHOUT ISA preferred?
Patients with history of MI/angina
What three beta blockers prolong survival of patients who had a myocardial infarction?
Carvedilol, propranolol, timolol
What type of arrythmias is Esmolol used to treat?
Acute perioperative arrythmias
Sotalol has anti-arrythmic effects involving ___ ___ blockage
ion channel
What three drugs reduce mortality in patient’s with chronic heart failure?
Carvedilol
Bisoprolol
Metoprolol
Why are beta blockers good at treating hyperthyroidism?
Get rid of symptoms caused by increased beta-adrenergic tone
Which third gen beta blocker is best for heart failure w reduced EF?
Carvediolol
Although labetalol/carvedilol are a1/b antagonists, neviolol is a ___ antagonist
b1
Sinus tachy, intraop/post-op tachy can be treated with which second generation beta blocker?
Esmolol
