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Data updated: May 26, 2026

ONSURA (ethinyl estradiol)

Women's Health Approved 2021-08-25

Onsura provides birth control through a weekly patch worn on the skin. The patch continuously releases two hormones (ethinyl estradiol and norelgestromin) that are absorbed transdermally to prevent conception.

Source: FDA Label • Teva

How ONSURA Works

By delivering hormones through the skin, Onsura suppresses ovulation and prevents eggs from maturing to a fertilizable state.

Source: FDA Label
1
Indication
--
Phase 3 Trials
4
Years on Market

Details

Status
Prescription
First Approved
2021-08-25
Routes
TRANSDERMAL
Dosage Forms
FILM, EXTENDED RELEASE

Companies

Active Ingredient: ETHINYL ESTRADIOL , NORELGESTROMIN

ONSURA Approval History

2022
2023
2024
2025
2026
Original
New Indication
New Form
Label Update
2 FDA actions from 2021 to 2022
Apr 2022 SUPPL
Label · Labeling
Aug 2021 ORIGINAL
Update

What ONSURA Treats

1 indications

ONSURA is approved for 1 conditions since its original approval in 2021. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Pregnancy prevention
Source: FDA Label

ONSURA Boxed Warning

CIGARETTE SMOKING AND SERIOUS CARDIOVASCULAR EVENTS Cigarette smoking increases the risk of serious cardiovascular events from combination oral contraceptive (COC) use. This risk increases with age, particularly in women over 35 years of age, and with the number of cigarettes smoked. For this reason, COCs, including Iclevia, are contraindicated in women who are over 35 years of age and smoke [see Contraindications (4) and Warnings and Precautions (5.1) ]. WARNING: CIGARETTE SMOKING AND SERIOUS C...

ONSURA Competitive Set

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Filters applied: drops same-active-ingredient (505(b)(2) reformulations), route-mismatch (topical vs systemic), and cross-therapeutic-area matches in same-indication rings.

Drugs Similar to ONSURA

3 of 20

FDA-approved drugs for similar conditions. Compare mechanisms and indications to understand treatment alternatives.

AMABELZ
ESTRADIOL
1 shared
Lupin
Shared indications:
Pregnancy prevention
ANNOVERA
ETHINYL ESTRADIOL
1 shared
MAYNE PHARMA
Shared indications:
Pregnancy prevention
ASHLYNA
ETHINYL ESTRADIOL
1 shared
GLENMARK PHARMS LTD
Shared indications:
Pregnancy prevention
📋

Clinical Trial Registry

2 trials
Trial Sponsor ID Phase Status Title
NCT07340190 CDAK539A12102 2025-521000-22-00 Ph 1 not yet recruiting A Drug-drug Interaction Study to Evaluate the Effects of Pelabresib on the Pharmacokinetics of Repaglinide, Midazolam, and Combined Oral Contraceptive in Patients With Advanced Malignancies
NCT06039826 18533 J1I-MC-GZBV Ph 1 completed A Study of LY3437943 in Postmenopausal Female Participants Who Are Overweight or Obese
🔬

Active Pipeline

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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.

ONSURA FDA Label Details

Indications & Usage

ONSURA is indicated for the treatment of Pregnancy prevention.

⚠️ BOXED WARNING

WARNING: CIGARETTE SMOKING AND SERIOUS CARDIOVASCULAR EVENTS Cigarette smoking increases the risk of serious cardiovascular events from combination oral contraceptive (COC) use. This risk increases with age, particularly in women over 35 years of age, and with the number of cigarettes smoked. For th...

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Data Sources

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