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Study identifier: NCT07214571 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

A Study of S-337395 in Symptomatic Nonhospitalized Adults With Respiratory Syncytial Virus (RSV) Who Are at High Risk of Progression to Severe Disease

Condition: Respiratory Syncytial Virus Infections  ·  Sponsor: Shionogi

PhasePhase 2
Planned participants192
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

The main purpose of this study is to investigate the antiviral effect of S-337395 compared with placebo among nonhospitalized adult participants with high-risk factors for progression to severe RSV infection starting intervention within 72 hours of RSV symptom onset.

This description comes directly from the study's public registry record.

Talk to the study team

Shionogi Clinical Trials Administrator Clinical Support Help Line  ·  800-849-9707  ·  Shionogiclintrials-admin@shionogi.co.jp

Always discuss trial participation with your own doctor first.

Locations (83)

LA Universal Research Center, Inc.Los Angeles, California, United StatesRecruiting
Central Valley ResearchModesto, California, United StatesRecruiting
Med Partnes, Inc - Elligo- PPDSToluca Lake, California, United StatesRecruiting
Hope Clinical Trials - 3970 W Flagler St.Coral Gables, Florida, United StatesRecruiting
Beautiful Minds Clinical Research CenterCutler Bay, Florida, United StatesRecruiting
Doral Medical ResearchHialeah, Florida, United StatesRecruiting
Southern Clinical ResearchMiami, Florida, United StatesRecruiting
LCC Medical Research - Miami - BTC - PPDSMiami, Florida, United StatesRecruiting
Global Health Clinical TrialsMiami, Florida, United StatesRecruiting
Nuren Medical and Research CenterMiami, Florida, United StatesRecruiting
Continental Clinical Research, LLCMiami, Florida, United StatesRecruiting
Dynamic Medical Research, LLC - MiamiMiami, Florida, United StatesWithdrawn

+ 71 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT07214571