Belara – Use | Dose | Side Effects

Belara is a medicine that contains two active substances:

  1. chlormadinone,
  2. ethinylestradiol.

It belongs to the group of oral contraceptives (estrogens and progestins). It is used to prevent unwanted pregnancy (also known as birth control pills).


Belara should be avoided in the following conditions:

  • In patients with thrombosis, venous thromboembolism, or arterial thromboembolism, including patients who have an increased risk of thrombotic events. Patients who have a family history of thrombotic events, should not use this medicine!
  • In patients allergic to ethinylestradiol or hlormenadinon.
  • Patients who have suffered a heart attack or stroke.
  • In patients with high blood pressure (hypertension).
  • In patients who have diabetes with diabetes-related vascular problems (high blood pressure, high blood cholesterol).
  • Patients with hepatic impairment.
  • In patients with cancer.
  • In patients with depression.
  • In patients with epilepsy.
  • Patients with endometrial hyperplasia.
  • In you smoke! Smoking increases the risk of thrombosis and heart attack and stroke! Patients who smoke should not use this medicine!
  • In patients with migraine.
  • In patients with obesity. Overweight may increase the risk of thromboembolic side effects (heart attack, stroke).
  • In patients who are taking St John’s wort, including products containing this herb.

The risk of thromboembolic side effects increases with age, and women above the age of 35 should avoid using this medicine.

Use of Belara during pregnancy and breastfeeding

Belara should not be used during pregnancy. Discontinue use and call your doctor if you think you are pregnant. It should be avoided during breastfeeding.

How to use

Treatment is usually started on the first day of menstrual bleeding. Belara should be taken every day at the same time, preferably after the evening meal, for 21 consecutive days, followed by a 7 day tablet-free period. Your menstrual cycle will begin 2-4 days after you take last Belara tablet.  Start taking next pack of Belara after 7 day tablet-free period.

Swallow the tablet whole with a glass of water. Do not crush or chew the tablet.


It do not fully prevent unwanted pregnancy during the first seven days. Contraceptive effect lasts during 7 day tablet-free period and you do not need to use an extra contraception during this period.

If you forget to take this medicine (and it’s been more than 12 hours after the scheduled time of taking a pill or more than 36 hours after you take last tablet), you must use extra contraception following next 7 days, because the contraceptive effect of Belara in this case, will be reduced. If you forget to take a medicine, but it’s not been more than 12 hours after the scheduled time of taking a pill, there is no need to use extra contraception.

If you vomit or have diarrhea within 4 hours of taking the medicine, the contraceptive effect will be reduced. Do not take another pill, but use extra contraception following 7 days.

Use with other medicines (Interactions)

Belara should be avoided in combination with the following medicines:

  • Antibiotics, medicines used in the treatment of bacterial infections, such as:
    • ampicillin,
    • amoxicillin,
    • tetracycline and others. These medicines can decrease the effectiveness of this medicine, therefore you should use extra contraception.
  • Acetylsalicylic acid (aspirin) and acetaminophen. These medicines increase the level of Belara in the blood therefore increase the risk of side effects.
  • Medicines used to treat epilepsy, such as:
  • Medicines used in the treatment of fungal infections, such as:
    • itraconazole,
    • fluconazole,
    • ketoconazole and others. These medicines increase the level of Belara in the blood.
  • Medicines used in the treatment of emesis, such as:
    • metoclopramide (Klometol) and others. These medicines decrease the level of Belara in the blood, therefore decrease its effectiveness.
  • Activated carbon (activated charcoal). This medicine may decrease the level of Belara medicine in the blood, therefore decreasing its effectiveness.
  • St. John’s wort.

Tell your doctor about all medications and herbal products you are taking.

Side effects

Belara may cause the following side effects:

  1. nausea,
  2. vomiting,
  3. diarrhea,
  4. vaginal spotting,
  5. headache,
  6. dizziness,
  7. migraine,
  8. breast pain,
  9. depression,
  10. mood swings,
  11. impaired vision,
  12. galactorrhea (spontaneous flow of milk from the breast),
  13. decreased libido,
  14. increased blood cholesterol,
  15. high triglycerides levels,
  16. weight gain,
  17. breast enlargement,
  18. alopecia (hair loss),
  19. high blood pressure,
  20. sudden loss of hearing,
  21. allergy and others.

Tell your doctor if you are experiencing any side effects.


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