Medication

Birth Control Pills

Birth control pills containing estrogen and a progestin. Four are FDA-approved for acne, and they work by lowering the amount of active testosterone in the blood.
A round white blister pack of birth control pills, seen from above, tablets set in a ring.

Start here

The pill helps acne, but slowly, and only the combined kind that contains estrogen. Progestin-only pills, the implant and the hormonal coil can make acne worse. That distinction is the single most useful thing on this page.

The line I repeat: three months before you judge it, and it often gets slightly worse first. And if you get migraines with aura, or you smoke and are over 35, this is not the route. Say so before the prescription is written.

— Dr. Schwarz, Board Certified Dermatologist

Key Facts

Also calledThe pill. Ortho Tri-Cyclen, Estrostep, Yaz and Beyaz are FDA-approved for acne
Drug classCombined estrogen and progestin hormonal contraceptive
Taken asTablet, one a day
Typical courseA year or more
Time to workAbout 3 months
Prescription onlyYes

What It Is

Combined oral contraceptives are birth control pills containing two hormones: an estrogen and a progestin. They were designed to prevent pregnancy. Four have also been formally approved in the United States for treating acne in women who want contraception anyway. Many other combined pills are used for acne off-label and work in a similar way.

How It Works

Androgens drive oil production. The estrogen in the pill raises a blood protein called sex hormone binding globulin, which grabs testosterone and holds it inactive. Less free testosterone reaches the oil gland, so less oil is made. The pill also reduces how much androgen the ovaries produce. The detail that matters is the progestin. Some older progestins have mild androgen-like activity of their own and can work against the estrogen effect. This is why progestin-only methods, including the mini-pill, the implant and hormonal coils, can make acne worse rather than better. Combined is the word doing the work.

What It Treats

Each grade is the same one shown on that condition’s page.

Forms and Strengths

Packs of daily tablets, usually 21 or 24 active tablets followed by placebo tablets or a break. Formulations differ in how much estrogen they contain and in which progestin they use. For acne, the choice of progestin matters more than the estrogen dose. Continuous or extended regimens skip the break and are sometimes used to smooth out flares before periods.

Dose

There is no dose titration in the usual sense. The pack is the dose.

Starting dose
One active tablet daily, begun at a point in the cycle your prescriber specifies.
Going up
There is no increase. If acne has not responded by six months, the formulation is changed or another drug is added.
Usual dose
One tablet daily at roughly the same time.
Total course
Taken for as long as both contraception and acne control are wanted.

How to Take It

When to take it: One tablet daily, at about the same time each day, with food if it causes nausea. Backup contraception is needed for the first week unless you start at a specific point in the cycle.

If you miss a dose: Take it as soon as you remember, even if that means two in one day. If you miss more than one, follow the instructions in the pack and use backup contraception. Missed pills affect pregnancy protection far more than they affect acne.

What to Expect

Weeks 1 to 4
Possible nausea, breast tenderness and spotting between periods. Acne may briefly worsen.
Weeks 4 to 12
Oiliness drops and inflamed spots become less frequent.
After 12 weeks
This is the fair judgment point, and improvement often continues to six months. If nothing has changed at six months, a different formulation or a different drug is reasonable.

Side Effects

Most side effects are mild and settle within the first three months. The serious ones are uncommon but need to be recognized quickly.

Common — expected, and they settle

  • Nausea, breast tenderness, headaches, spotting between periods and mood changes. Most ease by month three.

Tell your doctor — worth a call, not an emergency

  • Headaches that are new, severe, or come with visual disturbance. Persistent low mood. Blood pressure that has risen. Spotting still happening after three months.

Stop and get care

  • Pain, swelling, redness or warmth in one calf. Sudden shortness of breath or chest pain. Coughing up blood. Sudden severe headache, weakness on one side, slurred speech or loss of vision. These can indicate a blood clot or a stroke and need emergency assessment.

What to Avoid

  • Smoking, particularly at age 35 or over. This is the combination that raises clot and stroke risk the most.
  • Rifampin and rifabutin, and St John's wort, which reduce contraceptive effectiveness. Some anti-seizure medicines interact in both directions.
  • Long periods of immobility without moving around, such as long flights, and the weeks around major surgery.
  • Ordinary acne antibiotics such as doxycycline do not reduce effectiveness, despite the persistent belief that they do.
  • Alcohol does not interact directly Grapefruit can raise estrogen levels slightly and is rarely a practical problem.

Monitoring

Blood pressure and a careful medical history come before the first prescription, including questions about migraines, past clots, smoking and family history. Blood tests are not routinely needed.

Long term, this is a drug people stay on for years. What drifts is risk, not the drug. Clot risk is highest in the first year of use and after restarting, and it rises with age, weight, smoking and immobility. Blood pressure is rechecked periodically, and the whole decision is revisited around age 35 and whenever the health picture changes.

If You Stop

Fertility returns quickly, usually within a cycle or two. Acne often returns and can flare noticeably in the first few months after stopping, because the protein that was holding testosterone inactive falls back. No taper is needed. If acne control matters to you, have the next step in place before the last pack rather than after.

Cost

Most combined pills are generic and inexpensive, and many insurance plans cover contraception with no copay. The branded acne-approved versions cost more without a clear advantage over an equivalent generic. Availability without a prescription varies by state and by country.

Who Should Avoid It

Do not take

  • A personal history of blood clots in the leg or lung, or a known clotting disorder. Migraine with aura. Smoking at age 35 or older. Uncontrolled high blood pressure. Current or past breast cancer. Active liver disease. A history of stroke, and certain heart valve conditions. Pregnancy. These are gates, not preferences.

Take with care

  • Pregnancy Not taken during pregnancy, though there is no evidence of harm if it was taken before the pregnancy was known. Acne treatment in pregnancy shifts to topical options.
  • Breastfeeding Estrogen can reduce milk supply in the early weeks, so timing is a conversation with your obstetric team.
  • Other conditions Migraine without aura, well-controlled high blood pressure, diabetes, obesity, lupus and a family history of clots all mean a careful discussion and sometimes a different formulation, not automatic refusal.
  • Other medicines Rifampin, some anti-seizure medicines and St John's wort reduce effectiveness. Lamotrigine levels can drop. Bring your full list.

How It Compares

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FAQ

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Which pills actually help acne?

Combined pills, which contain estrogen. Four are FDA-approved for acne, and many other combined pills work similarly. The mini-pill, the implant and the hormonal coil are not acne treatments and may worsen acne.

Will my acne get worse first?

Sometimes, in the first month or two. It usually settles.

Does my acne antibiotic stop the pill working?

Rifampin does. Doxycycline and other ordinary acne antibiotics do not, despite the common belief.

How risky are blood clots really?

The increase is real, but the absolute risk stays low in healthy non-smokers, and pregnancy itself carries a higher clot risk than the pill does. The risk rises sharply with smoking after 35, with a personal or family history of clots, and with migraine with aura.

What happens to my skin when I stop?

Acne commonly flares for a few months. Plan the next step before you stop.

References

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