Is Cerazette the same as desogestrel?

They are therefore closely related terms, but not interchangeable in meaning: Cerazette identifies a particular branded product, while desogestrel names the medicine it contains. Other brands may contain the same active ingredient.

Check the active ingredient, strength, dosage form, and instructions printed on both packs. A desogestrel-only pill is different from a Combined Pill, which contains an oestrogen as well as a progestogen. Ethinylestradiol is an oestrogen found in some combined products; it is not an ingredient of Cerazette.

Inactive ingredients, packaging, tablet appearance, and manufacturer can differ between brands. These differences usually do not alter the contraceptive ingredient, but they may matter if you have a known allergy or intolerance.

If a pharmacy supplies a different desogestrel brand, compare the label and leaflet before taking it. Follow the instructions for that exact product, including advice about late or missed tablets, vomiting, diarrhoea, and medicines that can reduce contraceptive effectiveness.

Do not create a gap between packs unless your prescriber or product leaflet directs one. If the ingredient or strength does not match, the seal is damaged, or the instructions are unclear, check with the pharmacist before taking the tablet. Mention treatments for epilepsy, tuberculosis, HIV, or herbal products because interactions can alter protection.

Irregular Periods, lighter bleeding, or no bleeding can occur with a desogestrel-only pill. Arrange medical review for bleeding that is unusually heavy or persistent, new severe pelvic pain, a breast lump, troublesome mood changes, or possible pregnancy.

Seek urgent help for sudden breathing difficulty, chest pain, coughing blood, painful swelling in one leg, a severe new headache, loss of vision, weakness on one side, or swelling of the face or throat. These symptoms need rapid assessment even though they can have causes unrelated to the pill.

Ask whether the replacement has the same active ingredient and strength, when to take the first tablet, and what to do after a missed dose. Discuss migraine symptoms, unexplained bleeding, liver disease, current medicines, breastfeeding, and any concern that pregnancy may already have occurred.