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Viral Infections clinical trials in California
11 studies for Viral Infections are looking for participants at sites in California.
Cities in California
Efficacy and Safety of Tozorakimab in Patients Hospitalised for Viral Lung Infection Requiring Supplemental Oxygen
- Research Site, Fresno
- Research Site, Newport Beach
- Research Site, Torrance
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Oct 2, 2026 · NCT05624450A Study of S-337395 in Symptomatic Nonhospitalized Adults With Respiratory Syncytial Virus (RSV) Who Are at High Risk of Progression to Severe Disease
- LA Universal Research Center, Inc., Los Angeles
- Central Valley Research, Modesto
- Med Partnes, Inc - Elligo- PPDS, Toluca Lake
RecruitingPhase 2
Ages 18 and older · All sexes · Updated Sep 29, 2026 · NCT07214571A Study to Learn About a Study Medicine Called Ibuzatrelvir in Adult and Adolescent Patients With COVID-19 Who Are Not Hospitalized But Are at Risk For Severe Disease
- National Institute of Clinical Research - Bakersfield, Bakersfield
- Velocity Clinical Research, Huntington Park, Huntington Park
- 310 Clinical Research, Inglewood
- and 9 more
RecruitingPhase 3
Ages 12 and older · All sexes · Updated Sep 25, 2026 · NCT06679140A Study to Learn About the Study Medicine Ibuzatrelvir in Adults With COVID-19 Who Are Severely Immunocompromised
- Hope Clinical Research, Inc., Canoga Park
- Amicis Research Center - Granada Hills, Granada Hills
- Jacobs Medical Center at UC San Diego Health, La Jolla
- and 4 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Sep 25, 2026 · NCT07013474Study of AHB-137 in Chronic Hepatitis B (CHB) Participants in North America and Europe Regions
- Stanford University, Palo Alto
RecruitingPhase 2
Ages 18 to 65 · All sexes · Updated Sep 24, 2026 · NCT07654283A Phase 1/2A, Randomized Study of a T Follicular Helper (TFH)-Targeting Genetic Vaccine Strategy Designed to Induce Broad, Durable Immune Responses
- UCLA Westwood, Los Angeles
- UCSF Community and Clinical Research Center, San Francisco
RecruitingPhase 1/2Healthy volunteers welcome
Ages 40 to 64 · All sexes · Updated Aug 18, 2026 · NCT06810934A Study to Learn About a COVID-19 Vaccine in Healthy Adults 18 Through 64 Years of Age
- Diablo Clinical Research, LLC dba Flourish Research, Walnut Creek
RecruitingPhase 4Healthy volunteers welcome
Ages 18 to 64 · All sexes · Updated Aug 7, 2026 · NCT07730450Treatment of Refractory BK Infections With Related Donor BK Specific Cytotoxic T-cells (CTLs)
- University of California San Francisco, San Francisco
RecruitingPhase 1/2
1 Month – 79 Years · All sexes · Updated Apr 15, 2026 · NCT04197596Microbial Cell-free Metagenomic Sequencing for Suspected Infections in Adult Immunocompromised Outpatients
- University of California San Francisco, San Francisco
Recruiting
Ages 18 and older · All sexes · Updated Jan 30, 2026 · NCT07110636Effects of Mouthrinse on the Microbiome of the Oral Cavity and GI Tract
- Beckman Laser Institute and Medical Clinic, Irvine
RecruitingHealthy volunteers welcome
Ages 18 and older · All sexes · Updated Dec 17, 2025 · NCT05603650Mesenchymal Stem Cells for the Treatment of Various Chronic and Acute Conditions
- Southern California Hospital at Culver City / Southern California Hospital at Hollywood / Multiple US-based Sub-Investigator Sites, Culver City
RecruitingPhase 1/2Healthy volunteers welcome
Ages 18 and older · All sexes · Updated Apr 29, 2022 · NCT04684602From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.