Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Learn About Effect of Sisunatovir in Healthy Adult Male Participants

ClinicalTrials.gov ID: NCT05873764

Public ClinicalTrials.gov record NCT05873764. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 13, 2026, 5:26 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

[14C] -RV521.HCl - A Phase 1, Open-label Study of the Absorption, Metabolism, and Excretion Following a Single Oral Dose in Healthy Male Subjects

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this clinical trial is to learn about the safety, effects, and tolerability of the study medicine (sisunatovir). This study is looking for healthy adult participants who meet the following criteria: 1. Males age 18 to 55 years 2. All fertile participants must agree to the use of highly effective contraception 3. Body mass index (BMI) of 18 to 32.0 kg/m2; body weight of 55.0 to 100.0 kg. 4. Participants who are overtly healthy as determined by medical evaluation. This includes medical history, physical examination, blood pressure, pulse rate, standard 12-lead ECG (electrocardiogram), and laboratory tests. This study will enroll up to 10 participants. All study participants will receive 1 dose of sisunatovir by mouth. The study duration is expected to be about 9 weeks. This includes a 28-day screening period, 16-day inpatient stay, and 2 overnight follow-up visits, if needed.

Study identification

NCT ID
NCT05873764
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Pfizer
Industry
Enrollment
9 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 55 Years
Sex
Male
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 24, 2022
Primary completion
Jul 11, 2022
Completion
Jul 11, 2022
Last update posted
May 15, 2024

2022

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Pharmaron Clinical Pharmacology Center Baltimore Maryland 21201

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05873764, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 15, 2024 · Synced Sep 13, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05873764 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →