Adults who take more than 3 g (3,000 mg) of acetaminophen in a 24-hour period.Severe liver damage is more likely to occur in: Your individual acetaminophen limit may also be affected by your age or certain lifestyle habits. Keep track of how much acetaminophen you take in one day. That’s because acetaminophen is a common ingredient in many different over-the-counter drugs. Read more: Acetaminophen overdose causes, treatment, and prevention »Īcetaminophen overuse is more common than you think. If someone you know who has taken acetaminophen becomes unresponsive or stops breathing, call 9-1-1 or the number for your local emergency services. If you know you’ve taken more than the recommended dosage of acetaminophen, go to the nearest emergency room, even if you don’t have any symptoms of liver damage. If you suspect you’ve taken too much acetaminophen or notice any of these symptoms, contact your poison control center or get medical help right away. pain in the upper right area of your abdomen.
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yellowing of your skin or the whites of your eyes (jaundice).However, if you take acetaminophen at the recommended dosage, liver damage from the drug is not likely. And when there is too much of it, that substance can damage your liver. If you take large amounts of acetaminophen, your liver produces more of that substance. Your liver processes acetaminophen and converts it into a different substance. swelling of your face, lips, throat, or tongueĪcetaminophen poisoning can happen from taking too much acetaminophen.Call your doctor immediately if you develop the following reactions after taking acetaminophen: In very rare cases, some people have had allergic reactions to acetaminophen.
It usually only happens when you overuse acetaminophen. The most concerning side effect, though, is severe liver damage. In rare cases, people have had allergic reactions to it. Acetaminophen has side effects, but most people don’t experience them.