Doctor insights on:
Antibiotics Affect With 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: All antibiotics can decrease the absorbtion and therefore the efficacy of the bcp. ...Read more
Only one antibiotic: According to the american congress of obstetrics and gynecology and the collaborative cdc contraception guidelines, Rifampin (and its derivatives) is the only antibiotic proven to decrease effectiveness of combination oral contraceptives. However, if labeling placed on prescriptions regarding oral contraceptives and antibiotics causes undue worry, a backup method while on antibiotics is acceptible. ...Read moreSee 3 more doctor answers
Most antibiotics OK : Some antibiotics, like rifampin, definitely interact with birth control.Others may in some individuals and with some pills .It probably depends on how your body metabolizes the drugs, and it may also depend on the dose of hormones in the pills.Most small studies don't show differences in the level of hormones in the blood, but to be on the absolutely safe side, use condoms during antibiotic use. ...Read more
No: Even in 2012, ob/gyns are split on whether antibiotics affect birth control pills....Some say yes, some say no. However, the antibiotics most likely to affect birth control pill efficacy are the penicillins and the tetracyclines (doxycycline). Ceftin (cefuroxime) typically is in a class of antibiotics that will not affect your birth control pill. ...Read more
Potentially: Though the NuvaRing is depositing the contraceptive agent directly, there may be issues with the agent circulating through the liver and potentially making the NuvaRing less reliable. This would be more common in the broadspectrum penicillins such as ampicillin. When is doubt, use a back-up method and consult your pcp/gynecologist or pharmacist. ...Read more
Depends on the drug: Only rifampin makes Ortho Evra patch less effective unlike oral contraceptives which is greatly affected by many antibiotics due to that fact that in addition to killing the bacteria responsible for causing infection, antibiotics also kill the normal bacteria that live in the stomach (normal flora) that are responsible for activating the birth control pill. Never hurts to have partner wear condom. ...Read more
Yes it may: Yes it may and you should use a back up method of birth control up to 7 days after you finish the course of clindamycine.You can ask your orescribing doctor if it is safe as there is controversy about antibiotics and bcp except Rifampin and Griseofulvin two antibiotics for sure decrease the effectiveness of bcp. ...Read more
Depends: There are many medications that potentially can. Antibiotics like amoxicillin, ampicillin, tetracyclin and Nystatin commonly can. Some antidepressants and asthma medications can as well. Finally, some anti-depressants can interfere with birth control pills. This applies only the the combined pills, patches and vaginal ring though. ...Read more
Yes: They affect absorption...Reducing absorption so pills are not as effective. ...Read more
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