Good advice for those who are already putting stress on their liver through the alcohol use, many just want to get rid of that headache. Tylenol is acetaminophen, and this article states that it's the most common cause of liver failure in young adults, not too great for the kidneys either.
I thought I read before that there were a few studies done comparing a recent cut and applying nothing, antibacterial ointment and vitamin E and Vitamin E did the worse. It didn't improve the scar and in some cases it caused a worse scaring.