A member asked:

If i took plan b and i take bactrim (sulfamethoxazole and trimethoprim) will the plan b be still effective? how long to wait to take bactrim (sulfamethoxazole and trimethoprim) if i took plan b thursday morning

5 doctors weighed in across 2 answers
Dr. Heidi Fowler answered

Specializes in Psychiatry

The plan b: should still be effective.

Answered 5/29/2015

2.8k views

Thank
Dr. Jeff Livingston answered

Specializes in Obstetrics and Gynecology

No interaction: These two drugs do not interact.

Answered 5/28/2015

2.8k views

Thank

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