ALEVE TARGET is a PAIN relief medication that is used to treat both PAIN and aches. It is an over-the-counter medication that is available in many forms, including tablets, caplets, and liquid gels. The active ingredient in ALEVE TARGET is naproxen sodium, which is a nonsteroidal anti-inflammatory drug (NSAID). It works by blocking the production of certain chemicals in the body that cause inflammation and PAIN. It is effective in treating mild to moderate PAIN, such as headaches, muscle aches, menstrual cramps, and arthritis.