Ethinylestradiol/norethisterone
Ethinylestradiol/norethisterone (EE/NET), or ethinylestradiol/norethindrone, is a combination birth control pill which contains ethinylestradiol (EE), an estrogen and norethisterone (NET), a progestin.[1] It is used for birth control, symptoms of menstruation, endometriosis, and menopausal symptoms.[1][2] Other uses include acne.[1] It is taken by mouth.[1]
Combination of | |
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Ethinylestradiol | Estrogen |
Norethisterone | Progestogen |
Clinical data | |
Trade names | Alyacen, Aranelle, Balziva, others |
Other names | EE/NET |
AHFS/Drugs.com | Monograph |
MedlinePlus | a601050 |
Pregnancy category |
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Routes of administration | By mouth |
ATC code | |
Legal status | |
Legal status |
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Identifiers | |
CAS Number | |
PubChem CID | |
ChemSpider |
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Side effects can include nausea, headache, blood clots, breast pain, depression, and liver problems.[2] Use is not recommended during pregnancy, the initial three weeks after childbirth, and in those at high risk of blood clots.[2][3] It; however, may be started immediately after a miscarriage or abortion.[3] Smoking while using combined birth control pills is not recommended.[4] It works by stopping ovulation, making the uterus not suitable for implantation, and making the mucus at the opening to the cervix thick.[3]
This combination pill was approved for medical use in the United States in 1964.[5] It is on the World Health Organization's List of Essential Medicines, the safest and most effective medicines needed in a health system.[6] It is available as a generic medication.[7] In the United Kingdom three months of medication costs the NHS about £2.70.[8] In the United States it costs about $25–50 per month.[7] It is marketed under a large number of brand names.[9] In 2017, it was the 53rd most commonly prescribed medication in the United States, with more than fourteen million prescriptions.[10][11]
See also
- Mestranol/norethisterone
- Oral contraceptive formulations
- List of combined sex-hormonal preparations
References
- "Ethinyl estradiol and norethindrone (HRT) medical facts from Drugs.com". www.drugs.com. Archived from the original on 24 December 2016. Retrieved 23 December 2016.
- World Health Organization (2009). Stuart MC, Kouimtzi M, Hill SR (eds.). WHO Model Formulary 2008. World Health Organization. p. 365. hdl:10665/44053. ISBN 9789241547659.
- "Brevinor Tablets - Summary of Product Characteristics (SPC) - (eMC)". www.medicines.org.uk. Archived from the original on 24 December 2016. Retrieved 23 December 2016.
- "Estrogen-Progestin Combinations". The American Society of Health-System Pharmacists. Archived from the original on 23 December 2016. Retrieved 8 December 2016.
- Haussman, Melissa (2013). Reproductive Rights and the State: Getting the Birth Control, RU-486, Morning-after Pills and the Gardasil Vaccine to the U.S. Market. ABC-CLIO. p. 72. ISBN 9780313398223. Archived from the original on 2016-12-24.
- World Health Organization (2019). World Health Organization model list of essential medicines: 21st list 2019. Geneva: World Health Organization. hdl:10665/325771. WHO/MVP/EMP/IAU/2019.06. License: CC BY-NC-SA 3.0 IGO.
- Hamilton, Richart (2015). Tarascon Pocket Pharmacopoeia 2015 Deluxe Lab-Coat Edition. Jones & Bartlett Learning. p. 353. ISBN 9781284057560.
- British national formulary : BNF 69 (69 ed.). British Medical Association. 2015. p. 552. ISBN 9780857111562.
- "Alyacen 1/35 (birth control) medical facts from Drugs.com". www.drugs.com. Archived from the original on 2016-12-24.
- "The Top 300 of 2020". ClinCalc. Retrieved 11 April 2020.
- "Ethinyl Estradiol; Norethindrone - Drug Usage Statistics". ClinCalc. Retrieved 11 April 2020.