Temporarily relieves minor pain due to: headache, back pain, toothache, menstrual cramps, colds, muscle aches. Temporarily reduces fever. Active Ingredients: Each Powder: Acetaminophen 325mg; aspirin 500mg; caffeine 65mg. Inactive Ingredients: colloidal silicon dioxide; flavors; guar gum; mannitol; microcrystalline cellulose; sucralose