deltatrials
Completed INTERVENTIONAL NCT02336347

A Phase 1 Study Comparing AVP-786 With AVP-923

A Phase 1, Single-center, Randomized, Double-blind, Double-dummy, 2-way Crossover Study Comparing AVP-786 With AVP-923

Sponsor: Otsuka Pharmaceutical Development & Commercialization, Inc.

Interventions AVP-786 AVP-923
Updated 7 times since 2017 Last updated: Apr 23, 2026 Started: May 1, 2014 Primary completion: Sep 1, 2014 Completion: Mar 1, 2015
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Healthy Volunteer, this trial is completed. The trial is conducted by Otsuka Pharmaceutical Development & Commercialization, Inc. and has accumulated 7 data snapshots since 2014. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshotCompleted~Feb 2017 – ~Jun 2018 · 16 months · monthly snapshotCompleted~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotCompleted~Jan 2021 – ~Jul 2024 · 42 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~May 2026 · 20 months · monthly snapshotCompletedMay 4, 2026 – present · 3 months · daily APICompleted

Change History

7 versions recorded
  1. May 4, 2026 — Present [daily]

    Completed

    Phase: PHASE1None

  2. Sep 2024 — May 2026 [monthly]

    Completed PHASE1

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE1

  4. Jan 2021 — Jul 2024 [monthly]

    Completed PHASE1

  5. Jun 2018 — Jan 2021 [monthly]

    Completed PHASE1

Show 2 earlier versions
  1. Feb 2017 — Jun 2018 [monthly]

    Completed PHASE1

  2. Jan 2017 — Feb 2017 [monthly]

    Completed PHASE1

    First recorded

May 2014

Trial started

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

Eligibility Summary

To compare pharmacokinetics (PK) of AVP-786 (deuterated \[d6\] dextromethorphan hydrobromide \[d6-DM\]/quinidine sulfate \[Q\]) to AVP-923 (dextromethorphan hydrobromide \[DM\]/Q) at steady state.

Contact Information

Sponsor contact:
  • Otsuka Pharmaceutical Development & Commercialization, Inc.
Data source: ClinicalTrials.gov

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

Study Locations