Study of Bemnifosbuvir/Ruzasvir as a Fixed-dose Combination in Subjects With Normal or Severely Impaired Renal or Hepatic Function

NCT ID: NCT06911320

Last Updated: 2025-09-30

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE1

Total Enrollment

28 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-04-09

Study Completion Date

2025-11-30

Brief Summary

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To Assess the Effect of Severe Hepatic or Renal Impairment on the Pharmacokinetics of Bemnifosbuvir/Ruzasvir After a Single Dose

Detailed Description

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Conditions

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Healthy Volunteer Study Hepatic Impairment Renal Impairment

Study Design

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Allocation Method

NON_RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Group 1 - Severe Renal Impairment

Single dose Bemnifosbuvir (BEM)/Ruzasvir (RZR) as a fixed-dose combination

Group Type EXPERIMENTAL

Bemnifosbuvir (BEM)/Ruzasvir (RZR) as a fixed-dose combination

Intervention Type DRUG

A single dose of BEM/RZR will be administered

Group 2 - Severe Hepatic Impairment

Single dose Bemnifosbuvir (BEM)/Ruzasvir (RZR) as a fixed-dose combination

Group Type EXPERIMENTAL

Bemnifosbuvir (BEM)/Ruzasvir (RZR) as a fixed-dose combination

Intervention Type DRUG

A single dose of BEM/RZR will be administered

Group 3 - Matched Healthy Subjects

Single dose Bemnifosbuvir (BEM)/Ruzasvir (RZR) as a fixed-dose combination

Group Type EXPERIMENTAL

Bemnifosbuvir (BEM)/Ruzasvir (RZR) as a fixed-dose combination

Intervention Type DRUG

A single dose of BEM/RZR will be administered

Interventions

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Bemnifosbuvir (BEM)/Ruzasvir (RZR) as a fixed-dose combination

A single dose of BEM/RZR will be administered

Intervention Type DRUG

Other Intervention Names

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AT-527 (BEM) and AT-038 (RZR)

Eligibility Criteria

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Inclusion Criteria

* Must agree to use two methods of birth control from Screening through 90 days after administration of the last dose of study drug
* Females must have a negative pregnancy test at Screening and prior to dosing
* BMI of 18.5 to 43.0 kg/m2
* Willing to comply with the study requirements and to provide written informed consent

Renal Impaired Subjects (Group 1):

* Considered stable in the judgement of an Investigator
* Presence of severe renal impairment or kidney failure (as defined by eGFR\< 30 mL/ min)

Hepatic Impaired Subjects (Group 2):

* Considered stable for at least 1 month prior to Screening, as per the judgement of an Investigator
* Presence of severe hepatic impairment (Child-Pugh Class C: score of 10 to 15).

Subjects with Normal Hepatic and Renal Function (Group 3):

* Medically healthy, in the opinion of an Investigator
* Must match by gender, age (± 10 years), and BMI (within 20%) to the pooled mean values of subjects with severe renal and hepatic impairment

Exclusion Criteria

* Pregnant or breastfeeding
* Infected with hepatitis B virus, hepatitis C virus or HIV
* Abuse of alcohol or drugs
* Use of other investigational drugs within 28 days of dosing
* Other clinically significant medical conditions or laboratory abnormalities

Renal and Hepatic Impaired Subjects (Group 1 and 2):

* Presence of poorly controlled Type 1 or Type 2 diabetes as defined by Hemoglobin A1c \> 10%
* Undergoing any method of dialysis
* Subjects requiring treatment for hepatic impairment or other chronic disease must be on a stable treatment plan

Renal Impaired Subjects (Group 1):

* History of renal transplant
* Concurrent use of medications known to affect the elimination of serum creatinine

Hepatic Impaired Subjects (Group 2):

* History of liver transplant
* Evidence of hepatic carcinoma presence at Screening
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Atea Pharmaceuticals, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Atea Study Site

Orlando, Florida, United States

Site Status RECRUITING

Atea Study Site

Tampa, Florida, United States

Site Status RECRUITING

Countries

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United States

Central Contacts

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Atea Study Clinical Trials Administrator

Role: CONTACT

888-481-1607

Facility Contacts

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Atea Study Site

Role: primary

888-481-1607

Atea Study Site

Role: primary

888-481-1607

Other Identifiers

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AT-01B-010

Identifier Type: -

Identifier Source: org_study_id

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