Estrogens, Conjugated

Generic Name: estrogens, conjugated

Estrogen [EPC]Over-the-Counter (OTC)

Brand Names:

Conjugated Estrogens

Conjugated Estrogens Tablets contain a mixture of estrogen salts derived from natural sources, available in strengths of 0.3, 0.45, 0.625, 0.9, and 1.25 mg for oral administration.

Overview

Conjugated Estrogens Tablets contain a mixture of estrogen salts derived from natural sources, available in strengths of 0.3, 0.45, 0.625, 0.9, and 1.25 mg for oral administration.

Uses

Treatment of moderate to severe vasomotor symptoms and vulvar/vaginal atrophy due to menopause; hypoestrogenism; metastatic breast cancer and androgen-dependent prostate cancer palliation; postmenopausal osteoporosis prevention.

Dosage

Use of estrogen-alone, or in combination with a progestin, should be with the lowest effective dose and for the shortest duration. Starting dose typically 0.3 mg daily; may be given continuously or cyclically.

Side Effects

Most common adverse reactions (5% or greater) include abdominal pain, asthenia, back pain, headache, flatulence, nausea, depression, insomnia, breast pain, endometrial hyperplasia, leukorrhea, and vaginal hemorrhage.

Interactions

Inducers of CYP3A4, such as St. John's Wort, phenobarbital, and rifampin, may reduce plasma concentrations of estrogens. Inhibitors like erythromycin may increase concentrations.

Warnings

WARNING: ENDOMETRIAL CANCER, CARDIOVASCULAR DISORDERS, BREAST CANCER and PROBABLE DEMENTIA. Estrogen-alone increases endometrial cancer and stroke risk. Estrogens increase the risk of gallbladder disease. Contraindicated with undiagnosed abnormal genital bleeding, breast cancer history, estrogen-dependent neoplasia, active/prior DVT, PE, stroke, or MI, hepatic impairment.

Pregnancy

Conjugated Estrogens Tablets are not indicated for use during pregnancy. Estrogens present in breast milk can reduce milk production.

Frequently Asked Questions

What is Estrogens, Conjugated used for?

Treatment of moderate to severe vasomotor symptoms and vulvar/vaginal atrophy due to menopause; hypoestrogenism; metastatic breast cancer and androgen-dependent prostate cancer palliation; postmenopausal osteoporosis prevention.

What are the side effects of Estrogens, Conjugated?

Most common adverse reactions (5% or greater) include abdominal pain, asthenia, back pain, headache, flatulence, nausea, depression, insomnia, breast pain, endometrial hyperplasia, leukorrhea, and vaginal hemorrhage.

Can I take Estrogens, Conjugated during pregnancy?

Conjugated Estrogens Tablets are not indicated for use during pregnancy. Estrogens present in breast milk can reduce milk production.

What are the important warnings for Estrogens, Conjugated?

WARNING: ENDOMETRIAL CANCER, CARDIOVASCULAR DISORDERS, BREAST CANCER and PROBABLE DEMENTIA. Estrogen-alone increases endometrial cancer and stroke risk. Estrogens increase the risk of gallbladder disease. Contraindicated with undiagnosed abnormal genital bleeding, breast cancer history, estrogen-dependent neoplasia, active/prior DVT, PE, stroke, or MI, hepatic impairment.

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Medical Disclaimer

This drug information is for educational purposes only and should not replace professional medical advice. Drug information is sourced from the FDA National Drug Code Directory and Structured Product Labeling. Always consult with a healthcare provider before starting, stopping, or changing any medication.