A member asked:

Does allergex have an effect on the morning after pill?

5 doctors weighed in across 3 answers
Dr. Lori Semel answered

Specializes in Pediatrics

No: Allergy meds will not have an effect on the morning pill

Answered 9/26/2017

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Dr. Julie Abbott answered

Specializes in Preventive Medicine

No: The reported principle ingredient of Allergex is the anti-histamine chlorphenamine. Chlorphenamine is not reported to have any significant interaction with levonorgestrel, the ingredient in the morning after or Plan B pill. Allergex should have no effect on the morning after pill. Good luck!

Answered 9/26/2017

3.8k views

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Dr. Heidi Fowler answered

Specializes in Psychiatry

No: Antihistamines will not impact effectiveness of emergency contraceptive pills.

Answered 11/28/2017

532 views

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