This brand name is authorized in Spain, Poland
The drug CIRCLET contains a combination of these active pharmaceutical ingredients (APIs):
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1
Etonogestrel
UNII 304GTH6RNH - ETONOGESTREL
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Etonogestrel is the biologically active metabolite of desogestrel, a progestagen widely used in OCs. It is structurally derived from 19-nortestosterone and binds with high affinity to progesterone receptors in the target organs. The contraceptive effect of etonogestrel is primarily achieved by inhibition of ovulation. |
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2
17 alpha-Ethinylestradiol
UNII 423D2T571U - ETHINYL ESTRADIOL
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Ethinylestradiol is chemically and biologically identical to endogenous human oestradiol. It substitutes for the loss of estrogen production in menopausal women, and alleviates menopausal symptoms. Estrogens prevent bone loss following menopause or ovariectomy. |
This drug has been classified in the anatomical therapeutic chemical (ATC) classification system as follows:
| ATC code | Group title | Classification |
|---|---|---|
| G02BB01 | Vaginal ring with progestogen and estrogen | G Genito urinary system and sex hormones → G02 Other gynecologicals → G02B Contraceptives for topical use → G02BB Intravaginal contraceptives |
This drug has been assigned below unique identifiers within the countries it is being marketed:
| Country | Identification scheme | Identifier(s) |
|---|---|---|
| Country: ES | Centro de información online de medicamentos de la AEMPS | Identifier(s): 73615 |
| Country: PL | Rejestru Produktów Leczniczych | Identifier(s): 100235591 |
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