# A Study to Assess Contraceptive Efficacy and Safety of Etonogestrel (ENG) Implant Beyond 3 Years of Use (MK-8415-060)

> **NCT04626596** · PHASE3 · COMPLETED · sponsor: **Organon and Co** · enrollment: 498 (actual)

## Conditions studied

- Contraception

## Interventions

- **COMBINATION_PRODUCT:** Radiopaque Etonogestrel (ENG) Implant

## Key facts

- **NCT ID:** NCT04626596
- **Lead sponsor:** Organon and Co
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-11-19
- **Primary completion:** 2024-12-30
- **Final completion:** 2024-12-30
- **Target enrollment:** 498 (ACTUAL)
- **Last updated:** 2026-02-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04626596

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04626596, "A Study to Assess Contraceptive Efficacy and Safety of Etonogestrel (ENG) Implant Beyond 3 Years of Use (MK-8415-060)". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04626596. Licensed CC0.

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