B58503 / 503 ALEVE TABLETS BOTTLE 50EA/BO Aleve® is an effective pain reliever containing naproxen sodium in a non-prescription strength of 220 mg tablet. It is commonly used for temporary relief of minor aches and pains associated with the common cold, headache, toothache, muscular aches, backache, for minor pain of arthritis, menstrual cramps and forthe reduction of fever.