Clinically proven Relieves: joint and arthritis pain/backache and muscle pain Strength to last up to 12 hours Trust ALEVE for providing fast and effective relief of pain such as arthritis pain and pain of inflammation. ALEVE relieves arthritic conditions such as stiffness, pain experienced day or night due to arthritis or stiffness of rheumatic conditions. ALEVE also relieves joint and body pain, muscular ache, muscle sprains and strains, backache, minor aches, headaches, migraine pain, menstrual cramps, pain of minor surgery, toothaches, pain of dental extractions, pain associated with the common cold and reduces fever. Clinical studies show long lasting relief for up to 12 hours.