Pharmacology Drug Classes Overview

Concept ExplanationCritical Priority
Subject: Pharmacology
Created: 2024-12-12
Reviews: 7

Content

Major Drug Classes for USMLE

1. Beta-Blockers (-olol suffix)

  • MOA: Block β-adrenergic receptors
  • Uses: HTN, angina, arrhythmias, MI
  • Side Effects: Bradycardia, bronchospasm, fatigue
  • Examples: Propranolol, Metoprolol, Atenolol

2. ACE Inhibitors (-pril suffix)

  • MOA: Inhibit angiotensin-converting enzyme
  • Uses: HTN, CHF, diabetic nephropathy
  • Side Effects: Dry cough, hyperkalemia, angioedema
  • Examples: Lisinopril, Enalapril, Captopril

3. Statins

  • MOA: HMG-CoA reductase inhibitors
  • Uses: Hyperlipidemia, CAD prevention
  • Side Effects: Myopathy, hepatotoxicity
  • Examples: Atorvastatin, Simvastatin

Memory Tips

"Beta-blockers slow the heart, ACE inhibitors make you cough, Statins hurt your muscles"

Key Takeaways

  • •Drug suffixes help identify drug classes
  • •Each class has specific MOA and side effects
  • •Know contraindications for patient safety
  • •Understand drug interactions for exams

Study Questions

  • 1.Which beta-blockers are cardioselective?
  • 2.Why do ACE inhibitors cause a dry cough?
  • 3.When are statins contraindicated?
  • 4.What's the difference between ACE inhibitors and ARBs?

Tags

pharmacologydrug-classesUSMLEmedicine

Last reviewed: 2024-12-20