deltatrials
Completed PHASE3 INTERVENTIONAL 2-arm NCT03758885

Study of Nolasiban to Increase Pregnancy Rates in Women Undergoing IVF (IMPLANT4)

A Phase 3, Double-blind, Randomized, Placebo-controlled Study to Assess the Safety and Efficacy of a Single Oral Administration of Nolasiban to Increase On-going Pregnancy Rate Following Fresh Single Blastocyst Transfer Resulting From IVF

Sponsor: ObsEva SA

Conditions Infertility
Updated 11 times since 2018 Last updated: Sep 8, 2021 Started: Jan 10, 2019 Primary completion: Nov 21, 2019 Completion: Nov 11, 2020
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT03758885, this PHASE3 trial focuses on Infertility and remains completed. Sponsored by ObsEva SA, it has been updated 11 times since 2019, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Dec 2018 – ~Feb 2019 · 2 months · monthly snapshotNot Yet Recruiting~Feb 2019 – ~Mar 2019 · 28 days · monthly snapshotRecruiting~Mar 2019 – ~May 2019 · 2 months · monthly snapshotRecruiting~May 2019 – ~Aug 2019 · 3 months · monthly snapshotRecruiting~Aug 2019 – ~Oct 2020 · 14 months · monthly snapshotActive Not Recruiting~Oct 2020 – ~Jan 2021 · 3 months · monthly snapshotActive Not Recruiting~Jan 2021 – ~Oct 2021 · 9 months · monthly snapshotActive Not Recruiting~Oct 2021 – ~Jul 2024 · 33 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

11 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed PHASE3

  2. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE3

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE3

  4. Oct 2021 — Jul 2024 [monthly]

    Completed PHASE3

    Status: Active Not RecruitingCompleted

  5. Jan 2021 — Oct 2021 [monthly]

    Active Not Recruiting PHASE3

Show 6 earlier versions
  1. Oct 2020 — Jan 2021 [monthly]

    Active Not Recruiting PHASE3

  2. Aug 2019 — Oct 2020 [monthly]

    Active Not Recruiting PHASE3

    Status: RecruitingActive Not Recruiting

  3. May 2019 — Aug 2019 [monthly]

    Recruiting PHASE3

  4. Mar 2019 — May 2019 [monthly]

    Recruiting PHASE3

  5. Feb 2019 — Mar 2019 [monthly]

    Recruiting PHASE3

    Status: Not Yet RecruitingRecruiting

  6. Dec 2018 — Feb 2019 [monthly]

    Not Yet Recruiting PHASE3

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • ObsEva SA
Data source: ObsEva SA

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