Tylenol (acetaminophen) is used to treat pain. Learn side effects, dosage, drug interactions, warnings, patient labeling, reviews, and more. Find patient medical information for Acetaminophen (Tylenol) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Learn about the side effects of Tylenol (acetaminophen), from common to rare, for consumers and healthcare professionals. Both acetaminophen (such as Tylenol®) and ibuprofen (like Advil® or Motrin®) are used to treat fevers and pain. But they’re not exactly interchangeable. What do Tylenol products treat? Tylenol products are medicines you can buy without a prescription (over-the-counter or OTC) to treat pain (including arthritis pain), headache, and fever. Tylenol is a brand of medication, advertised for reducing pain, reducing fever, and relieving the symptoms of allergies, cold, cough, headache, and influenza. Shop items from TYLENOL at Walmart.com and learn more about how you can save money on the best TYLENOL products to help you live better. Discover how TYLENOL® pain relieving products & medicine can help you and your family feel better. Learn about symptoms, treatments, dosages and product info. Get safe TYLENOL® dosing guidance for adults and children. Learn about recommended TYLENOL® dosages, how to read dosing charts, and how to use acetaminophen safely. Tylenol is a pain reliever and a fever reducer. Tylenol is used to reduce fever and relieve minor pain caused by conditions such as colds or flu, headache, muscle aches, backache, arthritis, toothache, sore throat, menstrual cramps, and fevers.