TheraRadar

Pharma Intelligence, Simplified

Data updated: Mar 10, 2026

MENOSTAR

ESTRADIOL Estrogen Receptor Agonists
Approved 1994-12-22
4
Indications
--
Phase 3 Trials
31
Years on Market

Details

Status
Prescription
First Approved
1994-12-22
Routes
TRANSDERMAL
Dosage Forms
FILM, EXTENDED RELEASE, SYSTEM

Companies

Active Ingredient: ESTRADIOL

MENOSTAR Approval History

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What MENOSTAR Treats

1 indications

MENOSTAR is approved for 1 conditions since its original approval in 1994. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Postmenopausal Osteoporosis
Source: FDA Label

MENOSTAR Boxed Warning

ENDOMETRIAL CANCER, CARDIOVASCULAR DISORDERS, PROBABLE DEMENTIA and BREAST CANCER Estrogen-Alone Therapy Endometrial Cancer There is an increased risk of endometrial cancer in a woman with a uterus who uses unopposed estrogens. Adding a progestogen to estrogen therapy has been shown to reduce the risk of endometrial hyperplasia, which may be a precursor to endometrial cancer. Perform adequate diagnostic measures, including directed or random endometrial sampling when indicated to rule out malign...

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

MENOSTAR FDA Label Details

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Indications & Usage

FDA Label (PDF)

Menostar is indicated for: Menostar is an estrogen indicated for: Prevention of Postmenopausal Osteoporosis Limitations of Use When prescribing solely for the prevention of postmenopausal osteoporosis, first consider the use of non-estrogen medications. Consider estrogen therapy only for women at significant risk of osteoporosis. 1.1 Prevention of Postmenopausal Osteoporosis Limitation of Use When prescribing solely for the prevention of postmenopausal osteoporosis, first consider the use of non-estrogen medications. Consider estrogen therapy only for women at significant risk of osteoporosis.

โš ๏ธ BOXED WARNING

WARNING: ENDOMETRIAL CANCER, CARDIOVASCULAR DISORDERS, PROBABLE DEMENTIA and BREAST CANCER Estrogen-Alone Therapy Endometrial Cancer There is an increased risk of endometrial cancer in a woman with a uterus who uses unopposed estrogens. Adding a progestogen to estrogen therapy has been shown to redu...

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.