NCT05256732

Brief Summary

This study will assess the safety, tolerability and pharmacokinetics (PK) of AT-527 following oral administration under fasting conditions or with a meal in healthy adult subjects

Trial Health

87
On Track

Trial Health Score

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

Enrollment
136

participants targeted

Target at P75+ for phase_1

Timeline
Completed

Started Feb 2022

Shorter than P25 for phase_1

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 16, 2022

Completed
6 days until next milestone

Study Start

First participant enrolled

February 22, 2022

Completed
3 days until next milestone

First Posted

Study publicly available on registry

February 25, 2022

Completed
6 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 23, 2022

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

August 23, 2022

Completed
Last Updated

October 18, 2022

Status Verified

October 1, 2022

Enrollment Period

6 months

First QC Date

February 16, 2022

Last Update Submit

October 14, 2022

Conditions

Outcome Measures

Primary Outcomes (4)

  • Pharmacokinetics (PK) of AT-527

    Maximum plasma concentration (Cmax)

    Day 1

  • Pharmacokinetics (PK) of AT-527

    Area under the concentration-time curve (AUC)

    Day 1

  • Pharmacokinetics (PK) of AT-527

    Trough plasma concentration (Ctrough)

    Day 1

  • Proportions of subjects experiencing treatment-emergent adverse events

    Day 1-10

Study Arms (4)

AT-527

EXPERIMENTAL
Drug: AT-527 fastedDrug: AT-527 fed

Placebo

PLACEBO COMPARATOR
Other: Placebo Comparator fastedOther: Placebo Comparator fed

AT-527 BID

EXPERIMENTAL
Drug: AT-527

AT-527 single dose fasted/fed

EXPERIMENTAL
Drug: AT-527 single dose

Interventions

AT-527 administered twice daily (BID) for 5 days fasted

Also known as: Bemnifosbuvir
AT-527

Matching placebo administered twice daily (BID) for 5 days fasted

Placebo

AT-527 administered twice daily (BID) for 5 days fed

Also known as: Bemnifosbuvir
AT-527

Matching placebo administered twice daily (BID) for 5 days fed

Placebo
AT-527DRUG

AT-527 administered twice daily (BID)

Also known as: Bemnifosbuvir
AT-527 BID

AT-527 single dose fasted/fed cross-over

Also known as: Bemnifosbuvir
AT-527 single dose fasted/fed

Eligibility Criteria

Age18 Years - 65 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • 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
  • Minimum body weight of 50 kg and body mass index (BMI) of 18-32 kg/m2
  • Willing to comply with the study requirements and to provide written informed consent

You may not qualify if:

  • Pregnant or breastfeeding
  • Infected with hepatitis B virus, hepatitis C virus, HIV or COVID-19
  • Abuse of alcohol or drugs
  • Use of other investigational drugs within 28 days of dosing
  • Other clinically significant medical conditions or laboratory abnormalities

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Atea Study Site

Québec, Montreal, Quebec, Canada

Location

MeSH Terms

Interventions

AT-511

Study Design

Study Type
interventional
Phase
phase 1
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 16, 2022

First Posted

February 25, 2022

Study Start

February 22, 2022

Primary Completion

August 23, 2022

Study Completion

August 23, 2022

Last Updated

October 18, 2022

Record last verified: 2022-10

Locations