The trade name of acetaminophen, a drug that relieves pain and suppresses fever. Tylenol does not contain aspirin. Tylenol® is a registered trademark of McNeil Consumer Healthcare. Benadryl® is a registered trademark of Warner-Lambert, a Pfizer company. Privacy + Terms + Prescribing Information + Contact Genentech + Contact Biogen Idec + Rituxan for Rheumatoid Arthritis