Whether you have a headache, muscle aches, backaches, menstrual pain, minor arthritis or aches and pains from the common cold, nothing's stronger on tough pain than Advil. The medicine in Advil is #1 doctor recommended for pain relief. The pain reliever in Advil Coated Tablets is Ibuprofen, a non-steroidal anti-inflammatory drug (NSAID) that when taken as directed is a safe and effective pain reliever and fever reducer. No other OTC pain reliever has been proven to work faster or stronger than Advil. For over 30 years, people have chosen Advil for safe and quick relief of their acute aches and pains. Use as directed. Any medication may cause side effects.