deltatrials
Active Not Recruiting PHASE4 INTERVENTIONAL 2-arm NCT02216838

Treatment of Facial Flushing With Botulinum Toxin A Injections

Treatment of Facial Flushing With Botulinum Toxin A Injections: A Split-Face, Double-blinded, Randomized Control Trial

Sponsor: Northwestern University

Updated 15 times since 2017 Last updated: Jan 29, 2025 Started: Aug 31, 2014 Primary completion: Dec 31, 2025 Completion: Dec 31, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE4 trial investigates Facial Flushing and is currently ongoing. Northwestern University leads this study, which shows 15 recorded versions since 2014 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshot~Feb 2017 – ~Jun 2018 · 16 months · monthly snapshot~Jun 2018 – ~Mar 2019 · 9 months · monthly snapshot~Mar 2019 – ~Mar 2020 · 12 months · monthly snapshot~Mar 2020 – ~Jan 2021 · 10 months · monthly snapshot~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshot~Feb 2021 – ~Jan 2022 · 11 months · monthly snapshot~Jan 2022 – ~Feb 2022 · 31 days · monthly snapshot~Feb 2022 – ~Mar 2023 · 13 months · monthly snapshot~Mar 2023 – ~Apr 2024 · 13 months · monthly snapshot~Apr 2024 – ~Jul 2024 · 3 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Feb 2025 · 5 months · monthly snapshot~Feb 2025 – ~Jun 2025 · 4 months · monthly snapshot~Jun 2025 – present · 14 months · monthly snapshot

Change History

15 versions recorded
  1. Jun 2025 — Present [monthly]

    Active Not Recruiting PHASE4

  2. Feb 2025 — Jun 2025 [monthly]

    Active Not Recruiting PHASE4

    Phase: NAPHASE4

  3. Sep 2024 — Feb 2025 [monthly]

    Active Not Recruiting NA

  4. Jul 2024 — Sep 2024 [monthly]

    Active Not Recruiting NA

  5. Apr 2024 — Jul 2024 [monthly]

    Active Not Recruiting NA

Show 10 earlier versions
  1. Mar 2023 — Apr 2024 [monthly]

    Active Not Recruiting NA

  2. Feb 2022 — Mar 2023 [monthly]

    Active Not Recruiting NA

  3. Jan 2022 — Feb 2022 [monthly]

    Active Not Recruiting NA

  4. Feb 2021 — Jan 2022 [monthly]

    Active Not Recruiting NA

  5. Jan 2021 — Feb 2021 [monthly]

    Active Not Recruiting NA

  6. Mar 2020 — Jan 2021 [monthly]

    Active Not Recruiting NA

  7. Mar 2019 — Mar 2020 [monthly]

    Active Not Recruiting NA

  8. Jun 2018 — Mar 2019 [monthly]

    Active Not Recruiting NA

  9. Feb 2017 — Jun 2018 [monthly]

    Active Not Recruiting NA

    Status: RecruitingActive Not Recruiting

  10. Jan 2017 — Feb 2017 [monthly]

    Recruiting NA

    First recorded

Aug 2014

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Northwestern University
Data source: Northwestern University

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

Study Locations