Doctor insights on:
Effects Of Bactrim On Oral Birth Control
Contraceptiion is a means of preventing conception (or fertilization). There are hormonal and non hormonal methods of preventing sperm and egg from meeting. Talk to your doctor or clinic about what options are best for you. There are short acting methods (condoms, pills, patch, ring) and long ...Read more
Yes: Any antibiotic can cause absorption issues with ocp's and render them ineffective. One should always ask about medications use with ocp's and the medication's effect on the ocp. If in doubt, use a back up method (comdon, foam, film etc) and talk to your pcp/gyn about it. Don't risk it! the price may be too high to pay! ...Read moreSee 2 more doctor answers
How long must you wait to have sex after taking an antibiotic (BACTRIM) while on the depo-provera birth control shot ?
No wait time: Bactrim (sulfamethoxazole and trimethoprim) does not interfere with the drug in Depo-Provera so no wait time is necessary. You presumably have some infection which may be causing you some discomfort and for that reason you should restrain your activities until you're feeling better. ...Read more
Is it actually true that bactrim (sulfamethoxazole and trimethoprim) antibiotic will interfere with provera birth control pill?
YES: Any antibiotic can interfere with birth control. If you rely on birth control pills for preventing pregnancy then you should be aware that they are less effective by any dosing of an antibiotic. A treatment of pills for 10 days or even one IV dose can affect the bcp. You should use another form of birth control after receiving antibiotics. ...Read more
No: Bactrim (sulfamethoxazole and trimethoprim) is an antibiotic, and the current thinking is that it does not decrease the effectiveness of birth control pills. The birth control pills should work with the same high level of effectiveness, with or without Bactrim (sulfamethoxazole and trimethoprim). ...Read more