Q:

How long does Tylenol PM last?

A:

Quick Answer

Tylenol PM typically remains in an adult's system for 6 to 8 hours. However, times can be shorter or longer depending on how the body metabolizes the drug.

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Full Answer

Tylenol PM contains two active ingredients: acetaminophen, which is a pain reliever, and diphenhydramine, which is a sleep aid. Tylenol PM is meant for adults and children 12 years and older. Users of Tylenol PM should not consume more than two caplets in a 24-hour period. Furthermore, in case of any irritation to the skin, users should cease consumption of the product, as it may be a symptom of an allergic reaction.

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