Alesse (birth control): how it works and what to expect

Alesse is a combined oral contraceptive pill used to prevent pregnancy. It contains two hormones that stop ovulation and change the cervical mucus so sperm find it harder to reach an egg. People choose Alesse because it’s taken daily, works well when used correctly, and can make periods more regular or lighter for some users.

How to use Alesse

Take one pill every day at roughly the same time. Start the pack on the day your doctor recommends—often the first day of your period or the following Sunday—and follow the leaflet. If you miss one active pill, take it as soon as you remember and then take the next pill at the usual time (you may take two pills in one day). If you miss two or more, follow the specific instructions that come with your pack and use backup contraception, like condoms, for the next seven days.

Alesse won’t protect against sexually transmitted infections (STIs). If you need protection from both pregnancy and STIs, use condoms in addition to the pill.

Safety, side effects, and interactions

Common side effects include nausea, spotting between periods, breast tenderness, and mood changes. These usually settle after a few months. Some people stop taking the pill because of persistent side effects—if that happens, talk to your healthcare provider about other options.

Combined pills carry a small increased risk of blood clots. Certain people should not take Alesse: smokers over 35, anyone with a history of blood clots, stroke, uncontrolled high blood pressure, or certain cancers. If you experience sudden chest pain, shortness of breath, leg swelling or severe headache, seek medical help immediately.

Some medicines can reduce Alesse’s effectiveness. Notable examples are the antibiotic rifampin, certain anti-seizure drugs, and herbal products like St. John’s wort. Always tell your provider about all prescriptions, over-the-counter drugs, and supplements you take.

Buying Alesse: in most places you need a prescription. Avoid online shops that sell prescription pills without asking for one. Look for licensed pharmacies, check for clear contact details, and prefer services with pharmacist support. If cost is an issue, ask your clinic about generic options or local programs that help with contraception.

If you’re thinking about starting Alesse, bring up your medical history, family history of blood clots or heart disease, smoking status, and any medications you use. That quick conversation helps your clinician pick the safest, most effective option for you. And remember—if Alesse isn’t a good fit, there are many other birth control choices to consider, from other pills to implants, IUDs, and barrier methods.