available over the counter: yes

uses: treatment of mild to moderate pain, arthritis, migraine headache

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

side effects
• common: indigestion, nausea, vomiting
• less common: sleeping difficulty, nervousness, irritability
• serious: difficulty swallowing, lightheadedness, fainting, difficulty breathing, shortness of breath, acute decrease in urine output

concerns: intended for short term use