Beta Blockers, Ranolazine, Digoxin, and Ivabradine Flashcards
What are the Contraindications for ALL Beta Blockers?
- Decompensated HF
- Cardiogenic Shock
- Severe Bradycardia
- AV Block
- Sick Sinus Syndrome
- Asthma/Bronchospastic Disease
Can you initiate a NEW beta blocker in decompensated HF?
NO
Can you use a beta blocker in asthma/bronchospatic diseases?
Yes, it they are NOT nonselective, aka the cardioselective ones
How does DM affect beta blockers?
They mask hypoglycemia, patients will not be sweating in a hypoglycemic situation
What is the titration and taper rule of beta blockers?
Titrate and Taper every 1-2 weeks
Can you use Nondihydropyridine CCBs with BB?
NO = additive bradycardia
Can you used Clonidine with BB?
NO = enhanced AV blocking, SA node dysfunction, and rebound HTN
Can you used NSAIDs with BB?
EH = cause decreased effect on BP
What are the common A/Es of BB?
- Dizzy
- Drowsy
- Fatigue
- Bradycardia
What are the beta blockers?
- Bisoprolol
- Atenolol
- Metoprolol
- Nebivolol
- Propranolol
- Carvedilol
- Labetalol
What is the indication for Propranolol?
FDA: Stable Angina, HTN, Migraine HA, portal HTN
Off Label: thyroid storm
What is the specific class of BB for Propranolol?
Non-Selective
Lipophilic
What is the concern with Propranolol?
CI: asthma
Counseling: take on an empty stomach
What is the indication for Atenolol?
FDA: HTN and Angina
What is the specific class of BB for Atenolol?
Relatively Cardioselective
NOT Lipophilic
What is the indication for Metoprolol Tartrate?
FDA: HTN, Post MI, AFib, and Angina
What is the specific class of BB for Metoprolol Tartrate?
Relative Cardioselective
Lipophilic
What is the concern with Metoprolol Tartrate?
Take with food to increase absorption
What is the indication for Metoprolol Succinate?
FDA: HTN, Angina, HFrEF, Post MI
What is the specific class of BB for Metoprolol Succinate?
Relatively Cardioselective
Lipophilic
What are the concerns with Metoprolol Succinate?
Take without regard to food
Tablet is scored and may divide in half BUT do NOT crush or chew
What is the indication for Bisoprolol?
FDA: HTN
Off: HFrEF
What is the specific class of BB for Bisoprolol?
Relatively Cardioselective
Lipophilic
What is the indication for Nebivolol?
FDA: HTN
What is the specific class of BB for Nebivolol?
Relatively Cardioselective
What is the indication for Carvedilol?
FDA: HTN, HFrEF
What is the specific class of BB for Carvedilol?
Nonselective Beta + Alpha Blocker
What are the concerns with Carvedilol?
AE = hypotension/syncope
Take with food to decrease absorption and limit orthostatic BP changes
Capsules can be opened and sprinkled in applesauce
What is the indication of Ranolazine?
Chronic Angina
What is CI’d with Ranolazine?
Strong 3A4 inhibitors/inducers and Liver Cirrhosis
What are the AEs of Ranolazine?
- Dizzy
- HA
- Constipation
- QTc Prolongation
What do you counsel with Ranolazine?
- Avoid Grapefruit
- Do NOT crush/chew
What is the indication for Digoxin?
FDA: HFrEF, AFib
What are the lipophilic BBs?
Metoprolol, Bisoprolol, Carvedilol, and Propranolol
What are the hydrophilic BBs?
Atenolol and Labetalol
What are the AEs of Digoxin?
- Dizzy
- GI Upset
- Bradycardia
When is Digoxin preferred and not preferred for treatment?
Useful in patient sixth HFrEF and AF
CI: Ventricular Fibrillation
What weight do you use when calculating CrCl for Digoxin?
IBW
What is considered Digoxin Toxicity? What are the S/S?
AV Node Suppression
Anorexa, N/V, VISUAL CHANGES GREEN YELLOW HALO, Arrhythmias
What increases the risk of Digoxin Toxicity?
Low Potassium/Low Magnesium and High Calcium
What are DDIs to be of concern when using Digoxin?
- Diuretics
- BAS
- Amiodarone
- Verpamil
- Diltazem
What is the indication for Ivabradine?
HFrEF with EF <35% and HR >70 bpm already on max GDMT/BB or CI’d
What are the AEs and Warnings for Ivabradine?
Warning: increase risk of Afib
A/E: Brightness or Halo
What are the CIs for use of Ivabradine?
- Acute decompensated CHF
- Sinus bradycardia
- SA Node disorders
- Low BP <90/50
What are the patient counseling points of Ivabradine?
Take with food to increase bioavailability
AVOID grapefruit