List of estrogens available in the United States
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estrogen Estrogen or oestrogen is a category of sex hormone responsible for the development and regulation of the female reproductive system and secondary sex characteristics. There are three major endogenous estrogens that have estrogenic hormonal ac ...
s and formulations that are approved by the and available in the
United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country Continental United States, primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., ...
. Estrogens are used as
hormonal contraceptive Hormonal contraception refers to birth control methods that act on the endocrine system. Almost all methods are composed of steroid hormones, although in India one selective estrogen receptor modulator is marketed as a contraceptive. The origi ...
s, in
hormone replacement therapy Hormone replacement therapy (HRT), also known as menopausal hormone therapy or postmenopausal hormone therapy, is a form of hormone therapy used to treat symptoms associated with female menopause. These symptoms can include hot flashes, vaginal ...
, and in the treatment of
gynecological disorder Gynaecology or gynecology (see spelling differences) is the area of medicine that involves the treatment of women's diseases, especially those of the reproductive organs. It is often paired with the field of obstetrics, forming the combined area ...
s.


Estrogen-only


Oral/sublingual pills

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Conjugated estrogen Conjugated estrogens (CEs), or conjugated equine estrogens (CEEs), sold under the brand name Premarin among others, is an estrogen medication which is used in menopausal hormone therapy and for various other indications. It is a mixture of t ...
s (Premarin) – 0.3 mg, 0.45 mg, 0.625 mg, 0.9 mg, 1.25 mg, 2.5 mg *
Esterified estrogen Esterified estrogens (EEs), sold under the brand names Estratab and Menest among others, is an estrogen medication which is used hormone therapy for menopausal symptoms and low sex hormone levels in women, to treat breast cancer in both women ...
s (Amnestrogen, Estratab, Evex, Femogen, Menest) – 0.3 mg, 0.625 mg, 1.25 mg, 2.5 mg *
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
(Estradiol, Gynodiol, Innofem) – 0.5 mg, 1 mg, 2 mg *
Estradiol acetate Estradiol acetate (EA), sold under the brand names Femtrace, Femring, and Menoring, is an estrogen medication which is used in hormone therapy for the treatment of menopausal symptoms in women.https://www.accessdata.fda.gov/drugsatfda_docs/label/ ...
(Femtrace) – 0.45 mg, 0.9 mg, 1.8 mg *
Estropipate Estropipate, also known as piperazine estrone sulfate and sold under the brand names Harmogen, Improvera, Ogen, Ortho-Est, and Sulestrex among others, is an estrogen medication which is used mainly in menopausal hormone therapy in the treatmen ...
(Estropipate, Ogen .625, Ogen 1.25, Ogen 2.5, Ogen 5, Ortho-Est) – 0.75 mg, 1.5 mg, 3 mg, 6 mg * Synthetic conjugated estrogens (Cenestin, Enjuvia) – 0.3 mg, 0.45 mg, 0.625 mg, 0.9 mg, 1.25 mg Atypical (dual estrogen and
nitrogen mustard Nitrogen mustards are cytotoxic organic compounds with the chloroethylamine (Cl(CH2)2NR2) functional group. Although originally produced as chemical warfare agents, they were the first chemotherapeutic agents for treatment of cancer. Nitrogen ...
alkylating antineoplastic): * Estramustine phosphate sodium (Emcyt) – 140 mg Oral
estradiol valerate Estradiol valerate (EV), sold for use by mouth under the brand name Progynova and Primiwal E4 and for use by injection under the brand names Delestrogen and Progynon Depot among others, is an estrogen medication. It is used in hormone therapy fo ...
(except in combination with
dienogest Dienogest, sold under the brand name Visanne among others, is a progestin medication which is used in birth control pills and in the treatment of endometriosis. It is also used in menopausal hormone therapy and to treat heavy periods. Dienogest ...
as an oral contraceptive) is not available in the U.S. and is used primarily in Europe.


Transdermal forms


Patches

*
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
(Alora, Climara, Esclim, Estraderm, Estradiol, Fempatch, Menostar, Minivelle, Vivelle, Vivelle-Dot) – 14 μg/24 hours, 25 μg/24 hours, 37.5 μg/24 hours, 50 μg/24 hours, 60 μg/24 hours, 75 μg/24 hours, 100 μg/24 hours


Gels

*
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
(Divigel, Elestrin, Estrogel) – 0.06% (0.87 g/activation, 1.25 g/activation), 0.1% (0.25 g/packet, 0.5 g/packet, 1 g/packet)


Sprays

*
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
(Evamist) – 1.53 mg/spray


Emulsions

* Estradiol hemihydrate (Estrasorb) – 0.25%


Vaginal forms


Tablets

*
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
(Estradiol, Vagifem) – 10 μg (25 μg discontinued)


Creams

*
Conjugated estrogen Conjugated estrogens (CEs), or conjugated equine estrogens (CEEs), sold under the brand name Premarin among others, is an estrogen medication which is used in menopausal hormone therapy and for various other indications. It is a mixture of t ...
s (Premarin) – 0.625 mg/g (0.0625%) *
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
(Estrace) – 0.01% *
Synthetic Synthetic things are composed of multiple parts, often with the implication that they are artificial. In particular, 'synthetic' may refer to: Science * Synthetic chemical or compound, produced by the process of chemical synthesis * Synthetic ...
conjugated estrogen Conjugated estrogens (CEs), or conjugated equine estrogens (CEEs), sold under the brand name Premarin among others, is an estrogen medication which is used in menopausal hormone therapy and for various other indications. It is a mixture of t ...
s (Synthetic Conjugated Estrogens A) – 0.625 mg/g (0.0625%)


Inserts

*
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
(Imvexxy) – 4 μg, 10 μg


Rings

*
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
(Estring) – 7.5 μg/24 hours *
Estradiol acetate Estradiol acetate (EA), sold under the brand names Femtrace, Femring, and Menoring, is an estrogen medication which is used in hormone therapy for the treatment of menopausal symptoms in women.https://www.accessdata.fda.gov/drugsatfda_docs/label/ ...
(Femring) – 50 μg/24 hours, 100 μg/24 hours


Intramuscular injection

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Conjugated estrogens Conjugated estrogens (CEs), or conjugated equine estrogens (CEEs), sold under the brand name Premarin among others, is an estrogen medication which is used in menopausal hormone therapy and for various other indications. It is a mixture of the ...
(Premarin) – 25 mg/vial *
Estradiol cypionate Estradiol cypionate (EC), sold under the brand name Depo-Estradiol among others, is an estrogen medication which is used in hormone therapy for menopausal symptoms and low estrogen levels in cis women, in hormone therapy for trans women, and in ...
(Depo-Estradiol, Estradiol Cypionate) – 5 mg/mL (1 mg/mL and 3 mg/mL discontinued) *
Estradiol valerate Estradiol valerate (EV), sold for use by mouth under the brand name Progynova and Primiwal E4 and for use by injection under the brand names Delestrogen and Progynon Depot among others, is an estrogen medication. It is used in hormone therapy fo ...
(Delestrogen, Estradiol Valerate) – 10 mg/mL, 20 mg/mL, 40 mg/mL
Polyestradiol phosphate Polyestradiol phosphate (PEP), sold under the brand name Estradurin, is an estrogen medication which is used primarily in the treatment of prostate cancer in men. It is also used in women to treat breast cancer, as a component of hormone therapy ...
(Estradurin) was previously available in the U.S. but was discontinued.


Combined with progestins


For contraception

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instead.


For menopausal symptoms


Oral pills

*
Conjugated estrogen Conjugated estrogens (CEs), or conjugated equine estrogens (CEEs), sold under the brand name Premarin among others, is an estrogen medication which is used in menopausal hormone therapy and for various other indications. It is a mixture of t ...
s and
medroxyprogesterone acetate Medroxyprogesterone acetate (MPA), also known as depot medroxyprogesterone acetate (DMPA) in injectable form and sold under the brand name Depo-Provera among others, is a hormonal medication of the progestin type. It is used as a method of bi ...
(Premphase (Premarin, Cycrin 14/14), Premphase 14/14, Prempro, Prempro (Premarin, Cycrin), Prempro/Premphase) – 0.3 mg / 1.5 mg; 0.45 mg / 1.5 mg; 0.625 mg / 2.5 mg; 0.625 mg / 5 mg *
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
and
drospirenone Drospirenone is a progestin and antiandrogen medication which is used in birth control pills to prevent pregnancy and in menopausal hormone therapy, among other uses. It is available both alone under the brand name Slynd and in combination wi ...
(Angeliq) – 0.5 mg / 0.25 mg; 1 mg / 0.5 mg *
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
and
norethisterone acetate Norethisterone acetate (NETA), also known as norethindrone acetate and sold under the brand name Primolut-Nor among others, is a progestin medication which is used in birth control pills, menopausal hormone therapy, and for the treatment of gyn ...
(Activella, Amabelz) – 1 mg / 0.5 mg; 0.5 mg / 0.1 mg *
Ethinylestradiol Ethinylestradiol (EE) is an estrogen medication which is used widely in birth control pills in combination with progestins. In the past, EE was widely used for various indications such as the treatment of menopausal symptoms, gynecological disord ...
and
norethisterone acetate Norethisterone acetate (NETA), also known as norethindrone acetate and sold under the brand name Primolut-Nor among others, is a progestin medication which is used in birth control pills, menopausal hormone therapy, and for the treatment of gyn ...
(FemHRT) – 25 μg / 0.5 mg *
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
and
progesterone Progesterone (P4) is an endogenous steroid and progestogen sex hormone involved in the menstrual cycle, pregnancy, and embryogenesis of humans and other species. It belongs to a group of steroid hormones called the progestogens and is the majo ...
(Bijuva) – 0.5 mg / 100 mg; 1 mg / 100 mg


Transdermal patches

*
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
and
levonorgestrel Levonorgestrel is a hormonal medication which is used in a number of birth control methods. It is combined with an estrogen to make combination birth control pills. As an emergency birth control, sold under the brand name Plan B One-Step amon ...
(Climara Pro) – 45 μg/24 hours / 15 μg/24 hours *
Estradiol Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of the estrous and menstrual female reproductive cycles. Estradiol is responsible for the development o ...
and
norethisterone acetate Norethisterone acetate (NETA), also known as norethindrone acetate and sold under the brand name Primolut-Nor among others, is a progestin medication which is used in birth control pills, menopausal hormone therapy, and for the treatment of gyn ...
(Combipatch) – 50 μg/24 hours / 0.14 mg/24 hours; 50 μg/24 hours / 0.25 mg/24 hours


Combined with other medications


Oral pills

*
Conjugated estrogen Conjugated estrogens (CEs), or conjugated equine estrogens (CEEs), sold under the brand name Premarin among others, is an estrogen medication which is used in menopausal hormone therapy and for various other indications. It is a mixture of t ...
s and
bazedoxifene acetate Bazedoxifene, used as bazedoxifene acetate, is a medication for bone problems and possibly (pending more study) for cancer. It is a third-generation selective estrogen receptor modulator (SERM). Since late 2013 it has had U.S. FDA approval for b ...
(Duavee) – 20 mg / 0.45 mg


See also

* List of sex-hormonal medications available in the United States *
List of estrogens This is a list of steroidal estrogens or derivatives of estradiol, estrone, and estriol. Most esters of these estrogens are not included in this list; for esters, see here instead. Estradiol derivatives 17α-Substituted estradiol derivative ...
*
List of estrogen esters This is a list of estrogen esters, or ester prodrugs of estrogens. It includes esters, as well as ethers, of steroidal estrogens like estradiol, estrone, and estriol and of nonsteroidal estrogens like the stilbestrols diethylstilbestrol and hex ...
*
Oral contraceptive formulations Birth control pills come in a variety of formulations. The main division is between combined oral contraceptive pills, containing both estrogens and synthetic progestogens (progestins), and progestogen only pills. Combined oral contraceptive pil ...
*
Estradiol-containing oral contraceptive Combined birth control pills that contain natural estradiol or an estradiol ester (e.g., estradiol valerate) include: * Estradiol valerate and cyproterone acetate (brand name Femilar) – introduced in Finland (only) in 1993 * Estradiol valerate ...


Notes


References

* *


External links


For Women: Menopause—Medicines to Help You – U.S. Food and Drug Administration
{{Estrogen receptor modulators Estrogens Hormonal contraception