Drug-drug Interaction Study of Bemnifosbuvir/Ruzasvir (BEM/RZR) and Buprenorphine/Naloxone or Methadone

NCT07314346 · Status: RECRUITING · Phase: PHASE1 · Type: INTERVENTIONAL · Enrollment: 32

Last updated 2026-04-13

No results posted yet for this study

Summary

Drug-drug interaction study between Bemnifosbuvir/Ruzasvir (BEM/RZR) and Buprenorphine/Naloxone or Methadone

Conditions

  • Healthy Volunteer Study

Interventions

DRUG

Buprenorphine/Naloxone + BEM/RZR

Day -5 to Day -1:buprenorphine/naloxone as individualized QD doses up to 24mg/6mg. Day 1 to Day 5:Individualized QD doses of buprenorphine/naloxone. Day 6 to Day 12:Individualized QD doses of buprenorphine/naloxone + BEM 550mg/RZR 180mg QD. Day 13 Individualized QD doses of buprenorphine/naloxone.

DRUG

Methadone +BEM/RZR

Day -5 to Day -1:methadone individualized QD doses: 30-150mg. Day 1 to Day 5:Individualized QD does of methadone. Day 6 to Day 12:Individualized QD doses of methadone + BEM 550mg/RZR 180mg QD. Day 13 Individualized QD doses of methadone.

Sponsors & Collaborators

  • Atea Pharmaceuticals, Inc.

    lead INDUSTRY

Study Design

Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
SEQUENTIAL

Eligibility

Min Age
18 Years
Max Age
65 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2025-01-07
Primary Completion
2026-06-30
Completion
2026-06-30
FDA Drug
Yes

Countries

  • United States

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT07314346 on ClinicalTrials.gov