deltatrials
Completed PHASE2 INTERVENTIONAL 3-arm NCT02581865

Safety and Efficacy Study of NBI-98854 in Adults With Tourette Syndrome

A Randomized, Double-Blind, Placebo-Controlled Study to Assess the Safety and Efficacy of NBI-98854 in Adult Subjects With Tourette Syndrome

Sponsor: Neurocrine Biosciences

Updated 13 times since 2017 Last updated: Apr 27, 2020 Started: Nov 30, 2015 Primary completion: Dec 31, 2016 Completion: Dec 31, 2016
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT02581865, this PHASE2 trial focuses on Tourette Syndrome and remains completed. Sponsored by Neurocrine Biosciences, it has been updated 13 times since 2015, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshot~Feb 2017 – ~Apr 2017 · 59 days · monthly snapshot~Apr 2017 – ~Nov 2017 · 7 months · monthly snapshot~Nov 2017 – ~Jun 2018 · 7 months · monthly snapshot~Jun 2018 – ~Apr 2020 · 22 months · monthly snapshot~Apr 2020 – ~Jun 2020 · 2 months · monthly snapshot~Jun 2020 – ~Jan 2021 · 7 months · monthly snapshot~Jan 2021 – ~Dec 2022 · 23 months · monthly snapshot~Dec 2022 – ~Jan 2023 · 31 days · monthly snapshot~Jan 2023 – ~Jul 2024 · 18 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshot~Sep 2025 – present · 10 months · monthly snapshot

Change History

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

    Completed PHASE2

  2. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE2

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE2

  4. Jan 2023 — Jul 2024 [monthly]

    Completed PHASE2

  5. Dec 2022 — Jan 2023 [monthly]

    Completed PHASE2

Show 8 earlier versions
  1. Jan 2021 — Dec 2022 [monthly]

    Completed PHASE2

  2. Jun 2020 — Jan 2021 [monthly]

    Completed PHASE2

  3. Apr 2020 — Jun 2020 [monthly]

    Completed PHASE2

  4. Jun 2018 — Apr 2020 [monthly]

    Completed PHASE2

  5. Nov 2017 — Jun 2018 [monthly]

    Completed PHASE2

    Status: Active Not RecruitingCompleted

  6. Apr 2017 — Nov 2017 [monthly]

    Active Not Recruiting PHASE2

  7. Feb 2017 — Apr 2017 [monthly]

    Active Not Recruiting PHASE2

  8. Jan 2017 — Feb 2017 [monthly]

    Active Not Recruiting PHASE2

    First recorded

Nov 2015

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Neurocrine Biosciences
Data source: Neurocrine Biosciences

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