Manufacturer: Emerson Healthcare, LLC Pamprin maximum strength multi-symptom caplets, blue box, 20 count.Each caplet contains 500 mg acetaminophen (pain reliever), 25 mg pamabrom (diuretic) and 15 mg pyrilamine maleate (antihistamine). Pamprin maximum strength multi-symptom goes to work with three active ingredients: an antihistamine to relive irritability, a diuretic to fight against bloating and weight gain from water and a pain reliever to alleviate cramps, headaches, backaches and muscular aches. Features: -Each caplet contains a combination of active ingredients that work synergistically to provide relief. This typically includes a pain reliever (such as acetaminophen) to alleviate pain, an antihistamine to reduce bloating and discomfort, and caffeine to enhance the effectiveness of the pain reliever. -Pamprin is designed to target multiple symptoms commonly associated with menstruation. It effectively addresses menstrual cramps, bloating, headaches, and general discomfort, making it a comprehensive solution for menstrual relief.