Regular Strength Tylenol 325 mg 2 tablets or gelcaps every 4 to 6 hours No more than 10 tablets or gelcaps every 24 hours ...

Researchers compared mice ingesting water dosed with 500 mg of the drug—or the same amount in an extra-strength Tylenol ...

Within just a few days, a nationwide recall of Tylenol Extra Strength, 500 milligrams, was underway. Johnson & Johnson recalled at least 31 million bottles. It was the first mass recall in ...