Doctor insights on:
Amoxicillin Clavulanic Affect Birth Control Pills
Yes: Many medications, including many antibiotics and estrogen containing birth control pills, are metabolized in the liver. The end result can be that the liver increases its metabolism of the birth control pills, thereby decreasing their effectiveness. For this reason, many doctors recommend that you use an alternate method of birth control such as condoms while taking any antibiotics. ...Read moreSee 1 more doctor answer
Contraception is also known as 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
Can amoxicillin actually affect birth control pills or is that just in theory? Has there been any research or studies that prove this?
Now felt to be false: The current thinking is that except for rifampin, other commonly-used antibiotics do not alter the effectiveness of birth control pills. This is likely presuming a person is not sick with vomiting or diarrhea, or some other condition that decreases the absorption of a swallowed pill. One can look up: http://www.ncbi.nlm.nih.gov/pubmed/12063491 ...Read moreSee 1 more doctor answer
No: There should be no interaction between these two medications. ...Read more
Does amoxicillin actually make birth control pills (loestrinfe) less effective or is that just a theory?
Regarding amoxicillin and trinessa birth control pills. How long should I use extra protection if i'm on them?
Which of these antibiotics for cold interfere with Yaz (birth control pills) - Cefalexin, Ospen, Amoxicillin, or any other in that category?
Penicillins mostly: Antibiotics may interfere with the effectiveness of birth control pills. Have they ever lead to failure of birth control? Not conclusively although it is theoretically possible. Mid cycle spotting could be a sign they are adversely affecting efficacy. Rifampin, Penicillins like Ospen and amoxicillin can do it. Cephalexin probably not. Stop them as soon as you can. ...Read more
What is the interaction between birth control pills, the morning after pill, and the antibiotic amoxicillin? What's the possibility of pregnancy?
No interaction.: If you are on birth control pills, took the morning after pill and are taking Amoxicillin for an unrelated reason, you are extremely unlikely to be pregnant. Check a home urine pregnancy test the after a missed period and if negative repeat in a week - that's the only way to be sure. Take Folic Acid 1 mg daily and best of luck! ...Read more
I had sex while taking amoxicillin a week before my inactive birth control pills started. How soon can I take a pregnancy test? I started spotting 2 days before my inactive pills started and it continued for a total of 5 days. Its now been 3 weeks since w
The : The spotting you experienced is a sign that your birth control pill efficacy was affected. There are pregnancy tests available that can detect pregnancy up to 5 days before your period. Recall when the first day of your last menstral period was (last month). If you miss your period 30 days later, that is the best time to take a pregnancy test. Taking a pregnacy test too early between periods can produce a false negative result. This is because the pregancy test is testing for the 'pregancy hormone' which take the body time to be detectable in your body. ...Read more
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