NCT02402595

Brief Summary

The purpose of this study is to determine the effects of a potent CYP3A4 inhibitor, itraconazole, on the steady-state PK of AVP-923 and AVP-786.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
24

participants targeted

Target at P25-P50 for phase_1 healthy

Timeline
Completed

Started Mar 2015

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 26, 2015

Completed
3 days until next milestone

Study Start

First participant enrolled

March 1, 2015

Completed
29 days until next milestone

First Posted

Study publicly available on registry

March 30, 2015

Completed
3 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 1, 2015

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

July 1, 2015

Completed
Last Updated

April 28, 2026

Status Verified

April 1, 2026

Enrollment Period

4 months

First QC Date

February 26, 2015

Last Update Submit

April 23, 2026

Conditions

Keywords

Drug-drug interactionHealthy VolunteersPharmacokineticsdeuterated dextromethorphandextromethorphandextromethorphan with quinidinedeuterated dextromethorphan with quinidineitraconazole

Outcome Measures

Primary Outcomes (2)

  • Change in plasma concentration of AVP-923 after dosing in combination with itraconazole

    16 Days

  • Change in plasma concentration of AVP-786 after dosing in combination with itraconazole

    16 Days

Secondary Outcomes (2)

  • Incidence of adverse events (AEs) for AVP-923 and itraconazole

    16 Days

  • Incidence of adverse events (AEs) for AVP-786 and itraconazole

    16 Days

Study Arms (4)

Sequence 1 - Period 1

EXPERIMENTAL

AVP-923 and placebo matching AVP-786- BID Day 1 until am of Day 15 Itraconazole - 200 mg BID on Day 9 followed by QD dosing on Days 10-15

Drug: AVP-923Drug: Itraconazole

Sequence 1 - Period 2 (after 3-week washout)

EXPERIMENTAL

AVP-786 and placebo matching AVP-923 - BID on Day 1 until am of Day 15 Itraconazole - 200 mg BID on Day 9 followed by QD dosing on Days 10-15

Drug: AVP-786Drug: Itraconazole

Sequence 2 - Period 1

EXPERIMENTAL

AVP-786 and placebo matching AVP-923 - BID on Day 1 until am of Day 15 Itraconazole - 200 mg BID on Day 9 followed by QD dosing on Days 10-15

Drug: AVP-786Drug: Itraconazole

Sequence 2 - Period 2 (after 3-week washout)

EXPERIMENTAL

AVP-923 and placebo matching AVP-786- BID on Day 1 until am of Day 15 Itraconazole - 200 mg BID on Day 9 followed by QD dosing on Days 10-15

Drug: AVP-923Drug: Itraconazole

Interventions

Sequence 1 - Period 1Sequence 2 - Period 2 (after 3-week washout)
Sequence 1 - Period 2 (after 3-week washout)Sequence 2 - Period 1
Also known as: Sporanex
Sequence 1 - Period 1Sequence 1 - Period 2 (after 3-week washout)Sequence 2 - Period 1Sequence 2 - Period 2 (after 3-week washout)

Eligibility Criteria

Age18 Years - 55 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64)

You may qualify if:

  • Healthy adult males and females, 18 to 55 years of age
  • Body Mass Index (BMI) ≥19 and ≤30 kg/m2 (for both males and females)

You may not qualify if:

  • History or presence of significant disease
  • History of substance abuse or dependence (except caffeine), or treatment for substance use disorder(s) within the year prior to screening or within 6 months for nicotine including e-cigarettes
  • Use of any tobacco-containing or nicotine-containing products within 6 months prior to the first dose
  • Use of any prescription or the over-the-counter medications within 14 days

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Vince and Associates Clinical Research, Inc.

Overland Park, Kansas, 66212, United States

Location

Related Links

MeSH Terms

Interventions

dextromethorphan - quinidine combinationItraconazole

Intervention Hierarchy (Ancestors)

TriazolesAzolesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsPiperazines

Study Design

Study Type
interventional
Phase
phase 1
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
OTHER
Intervention Model
CROSSOVER
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 26, 2015

First Posted

March 30, 2015

Study Start

March 1, 2015

Primary Completion

July 1, 2015

Study Completion

July 1, 2015

Last Updated

April 28, 2026

Record last verified: 2026-04

Locations