deltatrials
Completed PHASE4 INTERVENTIONAL 6-arm NCT02513940

Influence of Testosterone Administration on Drug-Induced QT Interval Prolongation and Torsades de Pointes

Sponsor: American Heart Association

Conditions Long QT Syndrome
Interventions Ibutilide Placebo Progesterone Testosterone
Updated 13 times since 2017 Last updated: Aug 15, 2019 Started: May 31, 2016 Primary completion: Oct 19, 2017 Completion: Oct 19, 2017
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 Long QT Syndrome and is currently completed. American Heart Association leads this study, which shows 13 recorded versions since 2016 — 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 – ~Mar 2017 · 28 days · monthly snapshot~Mar 2017 – ~May 2018 · 14 months · monthly snapshot~May 2018 – ~Jun 2018 · 31 days · monthly snapshot~Jun 2018 – ~Apr 2019 · 10 months · monthly snapshot~Apr 2019 – ~May 2019 · 30 days · monthly snapshot~May 2019 – ~Sep 2019 · 4 months · monthly snapshot~Sep 2019 – ~Jan 2021 · 16 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 – present · 22 months · monthly snapshot

Change History

13 versions recorded

  1. Sep 2024 — Present [monthly]

    Completed PHASE4

  2. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE4

  3. Jan 2023 — Jul 2024 [monthly]

    Completed PHASE4

  4. Dec 2022 — Jan 2023 [monthly]

    Completed PHASE4

  5. Jan 2021 — Dec 2022 [monthly]

    Completed PHASE4

▶ Show 8 earlier versions

  1. Sep 2019 — Jan 2021 [monthly]

    Completed PHASE4

  2. May 2019 — Sep 2019 [monthly]

    Completed PHASE4

  3. Apr 2019 — May 2019 [monthly]

    Completed PHASE4

  4. Jun 2018 — Apr 2019 [monthly]

    Completed PHASE4

  5. May 2018 — Jun 2018 [monthly]

    Completed PHASE4

    Status: Recruiting → Completed

  6. Mar 2017 — May 2018 [monthly]

    Recruiting PHASE4

    Status: Not Yet Recruiting → Recruiting

  7. Feb 2017 — Mar 2017 [monthly]

    Not Yet Recruiting PHASE4

  8. Jan 2017 — Feb 2017 [monthly]

    Not Yet Recruiting PHASE4

    First recorded

May 2016

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • American Heart Association
  • Indiana University
  • Purdue University
Data source: Indiana University

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

Study Locations