Doctor insights on:
Birth Control Antibiotics Plan B
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
Plan B + antibiotic: + BCP. Antibiotics which can affect Plan B: ampicillin, cotrimoxazole (in Bactrim), tetracycline, & clarithromycin. Did you take oral contraceptives regularly? How long after sex did you take the Plan B. Plan B One-Step is up to 89 % effective when taken within 72 hours (3 days) after unprotected sex. It can reduce chance of pregnancy by up to 95% if used within 24 hours. It continues to reduce > ...Read moreSee 1 more doctor answer
No!: With no missed pills, "perfect use", the failure rate is 0.3%->99% effective.In typical use, because taking a pill every d without ever missing is hard, about 9/100 couples will get pregnant/year.But emergency birth control, plan b, reduces your risk of pregnancy by about 80-85%, and is not intended for regular use.Ask about other bc options that are easy to use and long lasting like iud or implant. ...Read moreSee 1 more doctor answer
Can taking the Plan B pill while on birth control pills delay your period during the placebo week?
I believe so.: I am not a gynecologist, but my understanding is that Plan B is a high dose of hormones that induce shedding of the lining of the uterus (preventing an egg/embryo from implanting). Taking Plan B while taking placebo (which are sugar pills) will be like taking Plan B by itself. Bleeding based on a new schedule caused by Plan B may be earlier or l8r than usual depending on how ur body reacts. ...Read more
I'm currently taking penicillin VK and on the birth control called jolivette. I had unprotected sex, will taking plan b be effectiv?
Not needed: It is common to hear that all antibiotics will prevent birth-control pills from working. In reality most common antibiotics such as Penicillin, Erythromycin, Zithromax, and Ampicillin don't change the effectiveness of OCPs much. Less commin antibiotics such as Rifampin have been shown to cause problems. But use is uncommon. You probably don't need to take Plan B. Best wishes! ...Read more
No: Birth control pills prevent pregnancy, they are contraceptives. This is true for the morning after pill. Abortifacients are different, they cause a pregnancy to miscarry by affecting the placenta or Progesterone levels. Mifepristone (ru 486) is an abortifacient. Birth control pills do not cause abortion! ...Read more
No interference: It's an outdated urban myth that antibiotics interfere with effectiveness of birth control pills. They do not, except occasionally with rifampin, an infrequently used antibiotic for certain infections like tuberculosis. Cefuroxime has no effect. See https://www.drugs.com/article/antibiotics-and-birth-control.html ...Read moreSee 1 more doctor answer
Fluconazole and birth control pills? How long after last fluconazole pill will birth control be effective again?! please help!
Can plan B lose effectiveness if I finished an antibiotic 3 days ago? Still on birth control pill
On low dosage birth control. On antibiotics for UTI had unprotected sex. Took plan B pill. Can I be pregnant?
If I'm on birth control pills (microgestin Fe) can I take the plan B pill for more coverage? Will this effect me?
Birth control pill: Microgestin FE is birth control pill containing estrogen and progesterone. Plan B is a progestational agent. There is no need for extra coverage if you have been taking the pill properly and have not been on antibiotics. The additional Progesterone could cause break through bleeding. ...Read moreSee 1 more doctor answer
- Talk to a doctor live online for free
- Birth control and plan b
- Plan b on birth control
- Plan b birth control
- Ask a doctor a question free online
- Plan b and birth control
- Plan b and birth control
- Plan b effect birth control
- Is birth control impacted by plan b?
- Talk to a gynecologist online for free