Acetaminophen is typically referred to by its brand name, Tylenol.

Like acetaminophen, ibuprofen is commonly known by its brand name, Advil.

Results showed both were more effective than placebo in alleviating headache with ibuprofen most effective."

Woman wearing glasses holding a cup of water and an aspirin

If you notice any of these conditions immediately after taking acetaminophen, call your doctor right away.

Woman getting ready to take an aspirin

Amber bottle with aspirin