Tylenol® Arthritis Pain Relief 650 mg Strength Acetaminophen Caplet 100 per Bottle (1189607_BT) 1/BTTylenol 8 HR Arthritis Pain temporarily relieves minor aches and pains due to minor pain of arthritis, muscular aches, backache, premenstrual and menstrual cramps, the common cold, headache, toothache Acetaminophen also temporarily reduces fever With 650 milligrams of acetaminophen per caplet, Tylenol 8 HR Arthritis Pain offers extended relief for joint pain There are 100 extended release caplets in a bottle