deltatrials
Active Not Recruiting PHASE4 INTERVENTIONAL 2-arm NCT04558229

RCT Evaluating Standardized Counseling on Early Discontinuation for Irregular Bleeding in Nexplanon Users

Randomized Control Trial Evaluating Impact of Standardized Counseling on Early Discontinuation for Irregular Bleeding in Users of the Contraceptive Implant

Sponsor: Merck Sharp & Dohme LLC

Conditions Birth Control Contraception Contraceptive Usage Family Planning
Interventions Additional Standardized Counseling
Updated 10 times since 2020 Last updated: May 29, 2025 Started: Nov 24, 2020 Primary completion: Nov 30, 2025 Completion: Dec 30, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04558229, this PHASE4 trial focuses on Birth Control and Contraception and remains ongoing. Sponsored by Merck Sharp & Dohme LLC, it has been updated 10 times since 2020, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Oct 2020 – ~Jan 2021 · 3 months · monthly snapshotNot Yet Recruiting~Jan 2021 – ~May 2021 · 4 months · monthly snapshotNot Yet Recruiting~May 2021 – ~Jun 2022 · 13 months · monthly snapshotRecruiting~Jun 2022 – ~Sep 2022 · 3 months · monthly snapshotRecruiting~Sep 2022 – ~Feb 2024 · 17 months · monthly snapshotRecruiting~Feb 2024 – ~Jul 2024 · 5 months · monthly snapshotRecruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotRecruiting~Sep 2024 – ~Jul 2025 · 10 months · monthly snapshotRecruiting~Jul 2025 – ~Sep 2025 · 2 months · monthly snapshotActive Not Recruiting~Sep 2025 – present · 10 months · monthly snapshotActive Not Recruiting

Change History

10 versions recorded

  1. Sep 2025 — Present [monthly]

    Active Not Recruiting PHASE4

  2. Jul 2025 — Sep 2025 [monthly]

    Active Not Recruiting PHASE4

    Status: Recruiting → Active Not Recruiting

  3. Sep 2024 — Jul 2025 [monthly]

    Recruiting PHASE4

  4. Jul 2024 — Sep 2024 [monthly]

    Recruiting PHASE4

  5. Feb 2024 — Jul 2024 [monthly]

    Recruiting PHASE4

▶ Show 5 earlier versions

  1. Sep 2022 — Feb 2024 [monthly]

    Recruiting PHASE4

  2. Jun 2022 — Sep 2022 [monthly]

    Recruiting PHASE4

  3. May 2021 — Jun 2022 [monthly]

    Recruiting PHASE4

    Status: Not Yet Recruiting → Recruiting

  4. Jan 2021 — May 2021 [monthly]

    Not Yet Recruiting PHASE4

  5. Oct 2020 — Jan 2021 [monthly]

    Not Yet Recruiting PHASE4

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Merck Sharp & Dohme LLC
  • Planned Parenthood of the St. Louis Region and Southwest Missouri
Data source: Planned Parenthood of the St. Louis Region and Southwest Missouri

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations