A 24-year-old female asked:
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how long until children's sudafed pe is out of an adult's system? i got the child's sudafed by mistake.

1 doctor answer
Dr. Al Hegab
Dr. Al Hegab answered
39 years experience Allergy and Immunology
Sudafed: Children's sudafed is low dosage, but how much have you taken of it, at any rate it would wear off in about 8 hours and get out of your system in a day or so. I'd be concerned if it was the other way round
Answered on Apr 16, 2018

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Half-life 5-8 hrs: That's an approximate range since doses and bodies can vary. So, the drug should be out of your system within a day. Hope this info is helpful.
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