Tylenol (acetaminophen): Peak effect at up to 1 hour; 1/2 life infants 4 hours; generally gone by 6 hours. Ask your physician about its use because of the baby's age and the dose related to his weight. All the best.
Answered 5/17/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
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A doctor has provided 1 answer
2 doctors weighed in across 2 answers
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