The directions on extra strength tylenol say: -take 2 caplets every 6 hours while symptoms last. -do not take more than 6 caplets in 24 hours, unless directed

The directions on extra strength tylenol say: -take 2 caplets every 6 hours while symptoms last. -do not take more than 6 caplets in 24 hours, unless directed by a doctor. It's not too crazy that someone in pain or feverish could think "maybe if I just take an extra pill or two I'll feel better and it will be totally safe..."