1 doctor weighed in:

Does antibiotics Septra (sulfamethoxazole and trimethoprim) DS Tab (G) for a bladder infection or Doryx for ance cancel out the birth control Larin Fe 1/20?

1 doctor weighed in
Dr. John Gaffney
Psychiatry

In brief: Possibly

Antibiotics decrease hormonal contraceptive efficacy.
Use with caution ... Hope that helps!

In brief: Possibly

Antibiotics decrease hormonal contraceptive efficacy.
Use with caution ... Hope that helps!
Dr. John Gaffney
Dr. John Gaffney
Thank
Get help from a real doctor now
Dr. Jane Van Dis
Board Certified, Obstetrics & Gynecology
15 years in practice
47M people helped
Continue
111,000 doctors available
Read more answers from doctors