TheraRadar
Data updated: Sep 20, 2026

IMPLANON (etonogestrel) · Merck

Women's Health Approved 2006-07-17

IMPLANON is FDA-approved to treat 1 condition (same as NEXPLANON).

3
Indications
--
Phase 3 Trials
20
Years on Market

Details

Status
Discontinued
First Approved
2006-07-17
Patent Cliff
2030

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Patent cliff and revenue data

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Routes
IMPLANTATION
Dosage Forms
IMPLANT

Companies

Active Ingredient: ETONOGESTREL

IMPLANON Approval History

2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
Original
New Indication
New Form
Label Update
21 FDA actions from 2006 to 2026 · 2 indication expansions
Aug 2026 SUPPL
Update · REMS
May 2026 SUPPL
Label · Labeling
Jan 2026 SUPPL
Efficacy

What IMPLANON Treats

1 indications

IMPLANON is approved for 1 conditions since its original approval in 2006. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Prevention of pregnancy

Same approved indications as NEXPLANON (same active ingredient).

Source: FDA Label
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Clinical Trial Registry

4 trials
Trial Sponsor ID Phase Status Title
NCT00651807 P05806 304001 Ph 2 terminated A Trial to Investigate the Effectiveness and Safety of Org 3236 (Etonogestrel) Tablets in Men With Urinary Complaints Suggestive of a Benign Enlargement of the Prostate (304001)(P05806)
NCT03978598 LACTO-Rod results posted 19-049 Ph 4 completed Breastfeeding Etonogestrel Implant Study
NCT02082652 PRO14010195 Ph 4 completed A Pharmacokinetic Evaluation of Etonogestrel (ENG) Implant and Antiretroviral Therapy
NCT02480647 44827415200005404 Ph 4 completed Clinical Trial the Use of Levonorgestrel-releasing Intrauterine System Versus Etonogestrel Implant in Endometriosis
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Active Pipeline

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Ongoing clinical trials by development phase

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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.

IMPLANON FDA Label Details

Indications & Usage

FDA Label (PDF)

IMPLANON is FDA-approved to treat 1 condition — same approved indications as NEXPLANON.

View full patent landscape →
4 OB patents · 4 families · 150 international docs across 36 countries

IMPLANON Patents & Exclusivity

Latest Patent: Jul 2030
Exclusivity: Jan 2029

Patents (4 active)

US9757552 Expires Jul 28, 2030
US8722037 Expires Sep 28, 2027
US10821277 Expires May 31, 2027
US8888745 Expires Aug 28, 2026

Exclusivity

D-199 Until Jan 2029
Source: FDA Orange Book

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Deep insights for IMPLANON

Revenue Insights

  • Quarterly revenue tracking
  • Historical trend analysis

Patent Timeline

  • Cliff: 2030
  • 5 active patents

Trial Analysis

  • Clinical trial tracking
  • Development stage analysis

Competitive Landscape

  • Competitor tracking
  • Same target/indication analysis
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Data Sources

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