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Doctor insights on: Does Doxycycline Reduce The Effectiveness Of Birth Control

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Does doxycycline reduce the effectiveness of birth control?

Does doxycycline reduce the effectiveness of birth control?

Maybe: There have been reports of oral birth control pills containing estrogen failing with tetracyclines (eg doxycycline), but no conclusive evidence (from lexicomp interaction report for ortho tricyclen and doxycycline). ...Read more

Dr. Jeff Livingston
2,394 Doctors shared insights

Contraception (Definition)

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


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Is my monodox (doxycycline monohydrate) prescription for my skin affecting my birth control pill effectiveness?

Is my monodox (doxycycline monohydrate) prescription for my skin affecting my birth control pill effectiveness?

Doxycycline and BC: The use of antibiotics can decrease the effectiveness of your birth control. Please consider a back-up method (condoms) in addition to the birth control pill when taking an antibiotics. Please consult with your PCP re your concerns. ...Read more

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Does doxycycline cancel birth control?

Does doxycycline cancel birth control?

Decrease efficacy: Doxycycline can speed up metabolism of the pills thus decreasing their efficiency ...Read more

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How long will taking doxycycline compromise my birth control for?

How long will taking doxycycline compromise my birth control for?

Cannot say.: There can be no compromise or persistent compromise if the drug is not discontinued. ...Read more

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Can someone tell me how long will doxycycline compromise my birth control for?

Can someone tell me how long will doxycycline compromise my birth control for?

This is debateable: But we just recommend using back up contraception only while taking the antibiotic. But check with your doctor, because there are many different opinions on this. ...Read more

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How long after taking doxycycline will I be able to continue taking my birth control again?

How long after taking doxycycline will I be able to continue taking my birth control again?

You can: To tell you the truth, no one really know if there is any problem or none. However, based on the knowledge of pharmacology, after you stop doxy, you should be able to resume your bcp without any serious side effect. ...Read more

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Curious to know if my birth control (Dasetta) will be less effective because I'm taking Doxycycline?

Curious to know if my birth control (Dasetta) will be less effective because I'm taking Doxycycline?

Drug interaction: "Antibiotics such as doxycycline may reduce the effects of ethinyl estradiol in some women. If you are using ethinyl estradiol for birth control, you may be at increased risk for pregnancy or breakthrough bleeding." (http://www. Drugs. Com/interactions-check. Php? Drug_list=940-0, 1044-15529) ...Read more

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I have been on doxycycline for 7 months now and I have been taking my regular birth control during that time when will it be effective again?

Now.: Doxycycline is not an antibiotics that decreases effectiveness of birth control pills. There are actually very few antibiotics that decrease effectiveness of birth control pills. Doxycycline isn't one of them. ...Read more

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Is it safe to take doxycycline and birth control at the same time?

Is it safe to take doxycycline and birth control at the same time?

No: Medicines taken together can sometime interact making one or both more or less effective than they should be independent of each other. This is one such case in which Doxycycline decreases the potency of the birth control pills and you could find yourself pregnant. You will need another form of contraception while taking doxycycline. ...Read more

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Can you take birth control with doxycycline hyclate at the same time?

Yes with safety: Doxycycline is one of the medications that are known to decrease efficacy of oral contraceptives. Use condoms in addition if necessary to take doxycycline. ...Read more

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Can you get pregnant while taking doxycycline and birth control?

Yes it is possible: Antibiotics decrease the absorption of the pill and therefore decrease its effectiveness. You should always use a backup measure or abstain while on an antibiotic if you are on the bcp. ...Read more

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Could doxycycline be used while on birth control pill or injection?

Injections yes: If you are on injections for birth control, there is no reason why you can not take doxycycline.
But if you are taking birth control pills it is recommended by some to use a back up method of contraception while taking doxy and 7 days after you stop the doxycycline.
But discuss this with your prescribing doctors. ...Read more

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Will doxycycline affect sprentic birth control pills?

Will doxycycline affect sprentic birth control pills?

Yes: Birth control pills are all at risk of being affected by antibiotics like doxycycline. You should use a backup form of contraceptive like condoms or abstinence for the rest of this cycle. ...Read more

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What is the maximum I can drink if I am 5'7", 130 lbs, and on birth control (nortrel) and doxycycline?

Alcoholism: If you are truly concerned about the amounts of alcohol you can tolerate, you may well have a problem. The meds you are taking should not influence the amounts of alcohol you drink. ...Read more

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I am currently on the birth control pill, and I have to take doxycycline 100mg. For at least 2 weeks so should I be concerned?

I am currently on the birth control pill, and I have to take doxycycline 100mg. For at least 2 weeks so should I be concerned?

No problem: You can safely take birth control pills and doxycycline. The antibiotic has not been shown to decrease the effectiveness of your contraceptive pills. The american college of obstetricians and gynecologists has stated that Doxycycline and similar medications do not affect oral contraceptive steroid levels. As well, they say it is not necessary to use a back-up method while using both medicines. ...Read more

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Girlfriend and I have been using pull out method while she is on doxycycline and birth control. Should I be worried about effects of doxy on bcp?

Girlfriend and I have been using pull out method while she is on doxycycline and birth control. Should I be worried about effects of doxy on bcp?

Yes: Antibiotics can disrupt the effectiveness of birth control pills, and secondary prevention method should be used. Safest is to cover two ovulation cycles. (ps: the common term for those who rely on the pull-out method is "parents "--be careful, it is not highly effective). ...Read more

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I'm on birth control I also take doxycycline which makes it less effective so I used a codom and it broke so I took plan b can I still get pregnant?

I'm on birth control I also take doxycycline which makes it less effective so I used a codom and it broke so I took plan b can I still get pregnant?

Unlikely: Unlikely but possible. Do a pregnancy test if the end of the cycle shows no period before you start your next pack of pills. ...Read more

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Can doxycycline effect the Depo-Provera birth control shot?

Can doxycycline effect the Depo-Provera birth control shot?

Birth control/abx: No. Many meds (espescially antibiotics taken in pill form and several anti-seizure meds) can because when absorbed in the gut they pass through the liver and are metabolized which can affect the effectiveness of birth control pills. Delivered quite a few babies from moms on BCP who conceived after given antibiotics pills for infection. Depo is a shot/ does not pass through the liver. ...Read more

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Will doxycycline (50 mg per day) make my Junel Fe (birth control) pills less effective?

Will doxycycline (50 mg per day) make my Junel Fe (birth control) pills less effective?

Safe > Sorry: While no evidence shows that any antibiotic except rifampin alters the effectiveness of oral contraceptives, the package inserts will likely say that there could be a problem with the interaction. I would advise you to use a back-up form of contraception while on the doxy. ...Read more

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Would it be a good idea to take birth control for my acne? Or would doxycycline hyclate be better?

Would it be a good idea to take birth control for my acne? Or would doxycycline hyclate be better?

Yes: Bcp would help to control acne, however, a certain bcp is specifically designed for acne control like yaz (drospirenone and ethinyl estradiol). Others might be helpful including ortho tri-cyclen and estrostep. Keep in mind, not all bcps work with the same effect.
Doxycycline and minocycline, taken orally, are two classic oral medicines for acne. Usually work better than ocp. ...Read more

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I take doxycycline for acne. I also take birth control, does taking this antibiotic make my birth control ineffective?

I take doxycycline for acne. I also take birth control, does taking this antibiotic make my birth control ineffective?

No: This question was raised 20 years ago. It was determined that the antibiotic does NOT make any birth control less effective. This was settled many years ago. It is distressing to see that this question is still out there. However the OC pill you take might make acne better or worse depending on the progesterone. Also, SPIRONOLACTONE is much more effective, cheaper, and better tolerated than doxycy ...Read more

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Is accutane something I should look into for acne? I'm taking birth control and doxycycline and I'm not sure if these both are working.

Is accutane something I should look into for acne? I'm taking birth control and doxycycline and I'm not sure if these both are working.

Severe acne?: Accutane is indicated for severe non responsive to other treatments type acne. Of course, you must remain on your secure contraceptive method as Accutane can cause birth defects in unintended pregnancies. Check with your Dermatologist to receive all the "Yays and Nays" of the medication. ...Read more

Dr. Cornelius O'leary jr
4 Doctors shared insights

Birth Control (Definition)

Also known as contraception, birth control is a method to prevent pregnancy. Some methods of birth control include a vasectomy, tubal ligation, oral contraceptive pills, vaginal rings, hormone injections, condoms, diaphragms, sponges, ...Read more


Dr. Sewa Legha
638 Doctors shared insights

Vibramycin (Definition)

Vibramycin is a tetracyclic agent which is a kind of serotonin-norepinephrine reuptake inhibiting drug (atypical anti-psychotic ...Read more