available over the counter: yes

uses: treatment of mild to moderate pain, fever, headache, muscle aches, arthritis.  Useful for patients who cannot take aspirin

.mechanism of action: interferes with prostaglandins (substances within the body which cause inflammation and sensitize nerves to pain)

side effects
• common: none
• less common: sore throat, fever, fatigue, bleeding, bruising
• serious: allergic reaction (rash, itching, hives, breathing difficulty)

concerns: prolonged use may cause liver problems