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Лекарственные взаимодействия

Acitretin + Norethindrone

Тяжесть: Противопоказано

Acitretin and Norethindrone: contraindicated interaction.

Последнее обновление

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Кратко

Acitretin has been reported to interfere with progestin-only contraceptives, such as minipills, reducing their effectiveness. Since acitretin is highly teratogenic, any contraceptive failure is serious. Labeling advises against progestin-only pills in this setting.

Что означает это взаимодействие простыми словами

Acitretin and Norethindrone are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two.

Уровень доказательности: Low

Почему это происходит

Mechanism unclear; acitretin may reduce the contraceptive efficacy of low-dose progestins.

Что делать

Do not rely on norethindrone-only contraception during acitretin therapy. Use two reliable contraceptive methods, such as a combined hormonal method plus a barrier method, as advised by labeling.

О чём спросить фармацевта

  • Is there an alternative to one of these two medicines for me?
  • If both are essential, who is monitoring me and how often?
  • Which symptoms mean I should stop and seek help straight away?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Частые вопросы

Can I take Acitretin with Norethindrone?

MediHelp rates the interaction as contraindicated. Acitretin and Norethindrone are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two. Acitretin has been reported to interfere with progestin-only contraceptives, such as minipills, reducing their effectiveness. Since acitretin is highly teratogenic, any contraceptive failure is serious. Labeling advises against progestin-only pills in this setting.

How serious is the interaction between Acitretin and Norethindrone?

MediHelp rates it contraindicated, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Do not rely on norethindrone-only contraception during acitretin therapy. Use two reliable contraceptive methods, such as a combined hormonal method plus a barrier method, as advised by labeling.

What other medicines interact with Acitretin?

MediHelp also lists interactions of Acitretin with, for example, Demeclocycline, Doxycycline, Ethanol. The full list is on the Acitretin page.

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