Ethinylestradiol/norethisterone acetate

Ethinylestradiol/norethisterone acetate (EE/NETA), or ethinylestradiol/norethindrone acetate, is a combination of ethinylestradiol (EE) and norethisterone acetate (NETA) which is used as birth control.[1] EE is an estrogen, while norethisterone acetate (NETA) is a progestin.[1] It is taken by mouth.[1]

Not to be confused with Ethinylestradiol/norethisterone.

Ethinylestradiol /
norethisterone acetate
Combination of
EthinylestradiolEstrogen
Norethisterone acetateProgestogen
Clinical data
Trade namesEstrostep, Loestrin, Microgestin, others[1]
Other namesEE/NETA
AHFS/Drugs.comProfessional Drug Facts
License data
Pregnancy
category
  • US: X (Contraindicated)
    Routes of
    administration    		By mouth (pill)
    ATC code
    Legal status
    Legal status
    Identifiers
    CAS Number
    PubChem CID
    DrugBank
    UNII
    KEGG
    ChEBI
    ChEMBL
    Chemical and physical data
    3D model (JSmol)

    In 2017, it was the 53rd most commonly prescribed medication in the United States, with more than 14 million prescriptions.[2][3]

    Society and culture

    Brand names

    Brand names of EE/NETA include Anovlar, Blisovi, Cumorit, Estrostep, FemHRT, Fyavolv, Gildess, Junel, Larin, Leribane, Loestrin, Mibelas, Microgestin, Minastrin, Norlestrin, Primodos, Taytulla, and Tri-Legest, among others.[4]

    In addition, the combination is sold in the United States under the brand name FemHRT for use in menopausal hormone therapy.[5][6]

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    See also

    References
    1. "Estrogen-Progestin Combinations Monograph for Professionals". Drugs.com. AHFS. Retrieved 28 December 2018.
    2. "The Top 300 of 2020". ClinCalc. Retrieved 10 April 2020.
    3. "Ethinyl Estradiol; Norethindrone - Drug Usage Statistics". ClinCalc. Retrieved 10 April 2020.
    4. "Ethinyl Estradiol and Norethindrone (Professional Patient Advice)". Drugs.com. 13 July 2019. Retrieved 10 April 2020.
    5. "Drug Approval Package: Femhrt (Norethindrone Acetate & Ethinyl Estradiol) NDA #21065". U.S. Food and Drug Administration (FDA). Retrieved 28 December 2018.
    6. "FemHRT- norethindrone acetate/ethinyl estradiol tablet". DailyMed. 14 November 2017. Retrieved 31 December 2019.


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