Active Ingredients (in Each Caplet) - Purpose: Acetaminophen 500 mg - Pain Reliever. Caffeine 60 mg - Diuretic. Pyrilamine Maleate 15 mg - Antihistamine. Inactive Ingredients: Carnauba Wax, Croscarmellose Sodium, FD&C Blue #2 Aluminum Lake, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Pregelatinized Starch, Propylene Glycol, Shellac, Titanium Dioxide, Triacetin.