Percogesic is indicated for the temporary relief of minor aches and pains due to headache, backache, muscular aches, arthritis pain, colds, flu, fever, toothache, premenstrual and menstrual cramps. In each tablet is 325 milligrams acetaminophen and 12.5 milligrams diphenhydramine HCl. 90 multi-symptom-relief tablets per bottle.