Implanon

(etonogestrel)

ApprovedSmall molecule

Etonogestrel is a birth control medication that prevents pregnancy. It's a small flexible rod implanted under the skin of the arm that releases hormone over several years.[2] Implanon is currently approved and in use across 7 indications[4].[1]

Implanon is one of 210 small molecule programs targeting Contraception. It is currently in Approved.

Indications

Total Trials

Active Trials

209

Competitors

FDA Application

NDA/BLA/ANDA regulatory filings

Patents

Pipeline

Status by Indication[4][1]

Indication

ContraceptionCompleted

Benign Prostatic HyperplasiaApproved

HIV InfectionActive, not recruiting

Endometrial Hyperplasia Without AtypiaActive, not recruiting

AIDSApproved

TrialActive, not recruiting

EndometriosisActive, not recruiting

ContraceptionApproved

Completed

Benign Prostatic HyperplasiaApproved

Approved

HIV InfectionPreclinical

Active, not recruiting

Endometrial Hyperplasia Without AtypiaPreclinical

Active, not recruiting

AIDSApproved

Approved

TrialPhase 1

Active, not recruiting

EndometriosisApproved

Active, not recruiting

Competition

Competitive Landscape

139 competitors in Trial

#DrugCompanyPhaseTrials

Implanon

OOrganon and Co

Approved

1 2

Opdivo

Bristol-Myers Squibb

Phase 3

4 3

Yervoy

Bristol-Myers Squibb

Phase 3

3 4

Camptosar

Pfizer

Phase 3

2 5

Eloxatin

Teva

Phase 3

2 6

Vectibix

Amgen

Phase 3

2 7

Perjeta

Roche

Phase 3

2 8

Platinol

MMcNeil Consumer & Specialty Pharmaceuticals, a Division of McNeil-PPC, Inc.

Phase 3

5 9

Tarceva

OOSI Pharmaceuticals

Phase 3

5 10

Herceptin

OOrganon and Co

Phase 3

Ranked by pipeline maturity and clinical activity. Current drug highlighted in teal.

Timeline

Expected Milestones

Q4 2026

Phase 1Recruiting

Endometrial

NCT05760144

Q2 2027

Phase 1Active, not recruiting

Trial

NCT05174884

Q4 2027

ApprovedRecruiting

Contraception

NCT05237141

Clinical

Trials by Indication[1]

Contraception3 trials

Same-day Long-acting Reversible Contraception for Medication Abortion

Completed·—··NCT01356927·40 enrolled

Hormonal Contraception in Healthy Young Men (P42306)(COMPLETED)(P06057)

Completed·OOrganon and Co·Phase 2·NCT00403793·350 enrolled

Etonogestrel Implant as Emergency Contraception: A Pilot Pharmacodynamic Study

Recruiting·UUniversity of Colorado, Denver·Approved·NCT05237141·12 enrolled

Women2 trials

Safety of the Etonogestrel-releasing Implant During the Puerperium of Healthy Women

Completed·UUniversity of Sao Paulo·N/A·NCT00828542·40 enrolled

Pharmacologic Strategies for the Etonogestrel Implant in HIV-Infected Women

Completed·CCatherine Anne Chappell·Phase 2·NCT03282799·72 enrolled

ART2 trials

Immediate vs. Delayed Postpartum Etonogestrel Implant

Completed·—·Phase 4·NCT01767285·60 enrolled

Antepartum Etonogestrel Contraceptive Implant Insertion at Term

Withdrawn·UUniversity of Colorado, Denver·Phase 1·NCT03656289

Pregnancy1 trial

Pharmacokinetic Study of Antiretroviral Drugs and Related Drugs During and After Pregnancy

Completed·NNational Institute of Allergy and Infectious Diseases (NIAID)··NCT00042289·1,578 enrolled

Immunity1 trial

Contraceptive Hormones, Immunity, and Microbiome Evaluation

Completed·EEmory University··NCT03660046·155 enrolled

17 more indications

Ovarian Function1 trial

A Dose-Finding Study to Evaluate Ovarian Function and Vaginal Bleeding in Next Generation Rings (P06109/MK-8175A/MK-8342B-012)

Completed·OOrganon and Co·Phase 2·NCT01709318·666 enrolled

Female1 trial

Body Composition and Sport Performance Among Young Female Soccer Players Using Subdermic Etonogestrel

Suspended·MMaíta Poli de Araújo·Phase 1·NCT06775626·40 enrolled

Progesterone1 trial

Failed Endometrial Ablation Treatment With Implantable Progesterone (FEAT) Study

Withdrawn·SSaskatchewan Health Authority - Regina Area·Phase 2·NCT05227456

Trial1 trial

Casea S Contraceptive Implants (Casea S) Trial

Active, not recruiting·FFHI 360·Phase 1·NCT05174884·20 enrolled

Systemic Lupus Erythematosus1 trial

Etonogestrel Implants Protect Ovarian Reserve Function in Systemic Lupus Erythematosus

Unknown status·SSixth Affiliated Hospital, Sun Yat-sen University·Phase 2/3·NCT05791799·180 enrolled

Drug Interactions1 trial

Evaluation of Pharmacokinetic Drug-drug Interactions Between Hormonal Contraceptives and Doravirine-containing ART Among Women Living With HIV in South Africa

Completed·UUniversity of Alabama at Birmingham·Phase 4·NCT04669678·110 enrolled

Efficacy and Safety1 trial

A Study to Investigate the Contraceptive Efficacy and Safety of a Subdermal Etonogestrel Implant (Implanon®)(P06473)(COMPLETED)

Completed·OOrganon and Co·Phase 4·NCT00725413·210 enrolled

Endometrial1 trial

Endometrial Biopsy in Progestin Contraceptive Users

Recruiting·OOregon Health and Science University·Phase 1·NCT05760144·52 enrolled

OSA1 trial

Impact of Contraceptives on Cervico-Vaginal Mucosa

Completed·—·Phase 4·NCT04814927·112 enrolled

Interaction1 trial

Darunavir and Rilpivirine Interactions With Etonogestrel Contraceptive Implant

Unknown status·MMakerere University·Phase 2·NCT03589040·60 enrolled

Endometrial Hyperplasia without Atypia1 trial

The Use of Etonogestrel Contraceptive Implant as Treatment for Endometrial Hyperplasia Without Atypia: A Cohort Study

Not yet recruiting·UUniversity of the Philippines··NCT06378489·60 enrolled

Breastfeeding1 trial

Breastfeeding Etonogestrel Implant Study

Completed·UUniversity of New Mexico·Phase 4·NCT03978598·150 enrolled

Dysmenorrhea1 trial

A Study to Evaluate the Effect of Contraceptive Vaginal Rings on Primary Dysmenorrhea (P08257/MK-8175A/MK-8342B-057)

Completed·OOrganon and Co·Phase 2·NCT01670656·439 enrolled

Effectiveness1 trial

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)

Terminated·OOrganon and Co·Phase 2·NCT00651807·16 enrolled

Abnormal Uterine Bleeding1 trial

Abnormal Uterine Bleeding and Progestin-only Contraceptives

Completed·—··NCT03398811·390 enrolled

Endometriosis1 trial

Clinical Trial the Use of Levonorgestrel-releasing Intrauterine System Versus Etonogestrel Implant in Endometriosis

Completed·UUniversity of Campinas, Brazil·Phase 4·NCT02480647·100 enrolled

Unspecified3 trials

Kuwa Free! - Live Free!

Recruiting·UUniversity of Alabama at Birmingham·N/A·NCT05044962·700 enrolled

Shoulder Contraceptive Implant Study

Completed·UUniversity of Colorado, Denver·Phase 4·NCT04463693·5 enrolled

A Pharmacokinetic Evaluation of Etonogestrel (ENG) Implant and Antiretroviral Therapy

Completed·UUniversity of Pittsburgh·Phase 4·NCT02082652·60 enrolled

Regulatory

FDA Approval Timeline[5]

Jul 17, 2006

IMPLANON

NDA NDA021529

Sources

References

[1]
ClinicalTrials.gov — 28 trial records for etonogestrel. U.S. National Library of Medicine, National Institutes of Health.
[2]
MedlinePlus Drug Information — Implanon drug information. U.S. National Library of Medicine, National Institutes of Health.
[3]
ChEMBL — etonogestrel compound record. European Bioinformatics Institute (EMBL-EBI).
[4]
Open Targets Platform — Drug–disease associations for etonogestrel. EMBL-EBI & Wellcome Sanger Institute.
[5]
OpenFDA — FDA approval records (NDA NDA021529). U.S. Food & Drug Administration.
[6]
FDA Orange Book — Patent and exclusivity data for Implanon. U.S. Food & Drug Administration.
[7]
SEC EDGAR — Organon and Co company filings. U.S. Securities and Exchange Commission.

Details

Drug Info

Quick Facts

Mechanism of Action: Progesterone Receptor Agonist[3]
Modality: Small molecule[3]
Highest Phase: Approved[1]
Company: OOrganon and Co

Patent Landscape[6]

Patent Cliff

May 31, 2027

Earliest patent expiration — generic entry possible after this date

Patent #Expires

8888745Aug 28, 2026

10821277May 31, 2027

8722037Sep 28, 2027

9757552Jul 28, 2030

Implanon

Status by Indication[4][1]

Competitive Landscape

Expected Milestones

Q4 2026

Q2 2027

Q4 2027

Trials by Indication[1]

Contraception3 trials

Women2 trials

ART2 trials

Pregnancy1 trial

Immunity1 trial

Ovarian Function1 trial

Female1 trial

Progesterone1 trial

Trial1 trial

Systemic Lupus Erythematosus1 trial

Drug Interactions1 trial

Efficacy and Safety1 trial

Endometrial1 trial

OSA1 trial

Interaction1 trial

Endometrial Hyperplasia without Atypia1 trial

Breastfeeding1 trial

Dysmenorrhea1 trial

Effectiveness1 trial

Abnormal Uterine Bleeding1 trial

Endometriosis1 trial

Unspecified3 trials

FDA Approval Timeline[5]

References

Drug Info

Quick Facts

Patent Landscape[6]

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