Lecture Notes: Aspirin Overview

Introduction

• Aspirin is a common over-the-counter medication.
• Known chemically as Acetylsalicylic Acid (ASA).
• Used by nearly 1 in 10 Americans.

Drug Classification

• NSAID: Non-Steroidal Anti-Inflammatory Drug.
  • Reduces inflammation without being a steroid.
  • Visual mnemonic: Sled (NSAID sled) to remember.

Uses of Aspirin

• Anti-inflammatory and Antipyretic:
  • Reduces inflammation and fevers.
  • Commonly used for headaches, toothaches, and arthritis.
• Kawasaki Disease:
  • Exception for use in children.
  • Treats inflammation of blood vessels in children.
• Blood Thinning:
  • Anti-platelet drug prevents blood clots.
  • Used to prevent strokes and heart attacks by ensuring blood flow.
• Chest Pain (Angina):
  • Used in acute coronary syndrome.
  • Part of the MONA protocol for heart attacks (Morphine, Oxygen, Nitroglycerin, Aspirin).

Side Effects

• Acute Toxicity:
  • Causes tinnitus (ringing in the ears), a key sign of overdose.
  • Immediate reporting needed if experienced.
• Long-term Effects:
  • Development of GI ulcers leading to pain and bleeding.
  • Recommended to take with food and water to prevent ulcers.
  • Causes bleeding; caution advised before surgeries or dental work.
• Rye Syndrome:
  • Rare, severe condition in children following viral infection.
  • Causes liver failure, encephalopathy, and can be fatal.
  • Aspirin is contraindicated in children except for Kawasaki Disease.
  • Visual mnemonic: Rye bread for Rye Syndrome.

Contraindications

• Children:
  • Avoid aspirin to prevent Rye Syndrome.
  • Use acetaminophen (Tylenol) instead, except in Kawasaki Disease.
• Alcohol:
  • Avoid combining with aspirin due to increased risk of GI ulcers, bleeding, and liver damage.

Recap

• Aspirin is an NSAID with anti-inflammatory and antipyretic effects.
• Used for pain relief, treating Kawasaki Disease, and as a blood thinner.
• Side effects include tinnitus from toxicity and GI issues long-term.
• Avoid in children (except Kawasaki Disease) and with alcohol.

Additional Resources

• Subscribe for more videos and resources on related topics.
• Explore fact lists and interactive review images for in-depth understanding.