Tylenol

Definition

Tylenol, also known as acetaminophen, is a nonopioid analgesic used to relieve mild to moderate pain and reduce fever. It is commonly available over-the-counter and is often used when opioids are not necessary.

5 Must Know Facts For Your Next Test

1. Tylenol's primary mechanism of action involves the inhibition of prostaglandin synthesis in the central nervous system.
2. Unlike NSAIDs, Tylenol does not have significant anti-inflammatory properties.
3. It is metabolized primarily in the liver and excessive use can lead to hepatotoxicity.
4. The maximum recommended daily dose for adults is typically 3,000 to 4,000 milligrams to avoid toxicity.
5. Tylenol can be safely used alongside many other medications but should be avoided in combination with alcohol due to increased risk of liver damage.

Review Questions

• What is the primary mechanism by which Tylenol alleviates pain?
• Why does Tylenol pose a risk for liver damage with excessive use?
• What distinguishes Tylenol from NSAIDs in terms of its pharmacological effects?

Related terms

NSAIDs: Nonsteroidal anti-inflammatory drugs that relieve pain and inflammation by inhibiting COX enzymes.

Ibuprofen: A common NSAID used for pain relief, fever reduction, and anti-inflammatory purposes.

Hepatotoxicity: Liver damage caused by chemical substances or drugs such as excessive doses of acetaminophen.