The Excedrin Extra Strength caplet combines three active ingredients to provide a strong over-the-counter medicine for headaches and other kinds of pain. It has a fast-acting formula that delivers extra-strength headache relief. For some, relief starts in as little as 15 minutes, to help you get back to your day. Contains: Acetaminophen; Aspirin (NSAID); Caffeine; Description: 30 Packets of 2 Caplets; Quantity: 30/Box.