This brand name is authorized in Spain
The drug KERIETTE contains a combination of these active pharmaceutical ingredients (APIs):
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1
Levonorgestrel
UNII 5W7SIA7YZW - LEVONORGESTREL
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The precise mode of action of levonorgestrel as an emergency contraceptive is not known. At the recommended regimen, levonorgestrel is thought to work mainly by preventing ovulation and fertilisation if intercourse has taken place in the preovulatory phase, when the likelihood of fertilisation is the highest. |
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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 |
|---|---|---|
| G03AA07 | Levonorgestrel and ethinylestradiol | G Genito urinary system and sex hormones → G03 Sex hormones and modulators of the genital system → G03A Hormonal contraceptives for systemic use → G03AA Progestogens and estrogens, fixed combinations |
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): 77520, 77521 |
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