Los Angeles, CA7 Active Studies

COVID-19 Clinical Trials in Los Angeles, CA

Find 7 actively recruiting covid-19 clinical trials in Los Angeles, CA. Connect with local research sites and explore new treatment options.

7
Active Trials
5
Sponsors
8,936
Enrolling

Recruiting COVID-19 Studies in Los Angeles

RecruitingLos Angeles, CANCT05543616

A Study to Learn About Variant-Adapted COVID-19 RNA Vaccine Candidate(s) in Healthy Children

The purpose of this clinical trial is to learn about the safety, extent of the side effects, and immune responses of the study vaccine (called variant-adapted BNT162b2 RNA-based vaccine) in healthy ch...

4,292 participants
BioNTech SE
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RecruitingLos Angeles, CANCT06679140

A 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

The purpose of the study is to evaluate whether ibuzatrelvir is effective and safe in adults and adolescents with COVID-19 who do not need to be in the hospital but who are at high risk for progressio...

2,330 participants
Pfizer
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RecruitingLos Angeles, CANCT04488081

I-SPY COVID-19 TRIAL: An Adaptive Platform Trial for Critically Ill Patients

The goal of this project is to rapidly screen promising agents, in the setting of an adaptive platform trial, for treatment of critically ill COVID-19 patients. In this phase 2 platform design, agents...

1,500 participants
QuantumLeap Healthcare Collaborative
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RecruitingLos Angeles, CANCT05295290

A Study to Learn About The COVID-19 (Study) Vaccine (Called COMIRNATY) in People That Are Less Than 21 Years Old.

The purpose of this clinical trial is to learn about the safety and effects of the study vaccine (called COMIRNATY) for the potential prevention of COVID-19. This study is seeking participants who: 1...

300 participants
Pfizer
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RecruitingLos Angeles, CANCT03808922

Phase III DAS181 Lower Tract PIV Infection in Immunocompromised Subjects (Substudy: DAS181 for COVID-19): RCT Study

This study will seek to enroll immunocompromised patients with Lower Tract parainfluenza infection. It also contains a sub-study to enroll patients with severe COVID-19....

274 participants
Ansun Biopharma, Inc.
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RecruitingLos Angeles, CANCT05261139

EPIC-Peds: A Study to Learn About the Study Medicine Called PF-07321332 (Nirmatrelvir)/Ritonavir in Patients Under 18 Years of Age With COVID-19 That Are Not Hospitalized But Are at Risk for Severe Disease

The purpose of this clinical trial is to learn about the safety, pharmacokinetics (pharmacokinetics helps us understand how the drug is changed and eliminated from your body after you take it), and ef...

160 participants
Pfizer
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RecruitingLos Angeles, CANCT06810934

A Phase 1/2A, Randomized Study of a T Follicular Helper (TFH)-Targeting Genetic Vaccine Strategy Designed to Induce Broad, Durable Immune Responses

The goal of this clinical trial is to test two investigational COVID-19 booster vaccines, called CoTend-s3BXBB and CoTend-BXBB, in healthy volunteers ages 40-64. The CoTend-s3BXBB vaccine includes a c...

80 participants
Kara Chew
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About COVID-19 Clinical Trials in Los Angeles

COVID-19 is an infectious disease caused by the SARS-CoV-2 virus that primarily affects the respiratory system. Long COVID (PASC) involves persistent symptoms weeks or months after initial infection. Treatment includes antiviral medications, monoclonal antibodies, and supportive care.

There are currently 7 covid-19 clinical trials recruiting participants in Los Angeles, CA. These studies are seeking a combined 8,936 participants. Research is being sponsored by BioNTech SE, Pfizer, QuantumLeap Healthcare Collaborative and 2 other organizations. Clinical trial participation is free and participants receive study-related medical care at no cost.

COVID-19 Clinical Trials in Los Angeles — FAQ

Are there covid-19 clinical trials in Los Angeles?

Yes, there are 7 covid-19 clinical trials currently recruiting in Los Angeles, CA. Browse the studies on this page to find one that fits.

How do I join a clinical trial in Los Angeles?

Browse the studies listed above, click one that interests you, and complete the free eligibility form. A study coordinator at the Los Angeles research site will contact you about next steps.

Are clinical trials in Los Angeles free?

Yes, clinical trial participation is always free. Study-related treatment, medical tests, and doctor visits are provided at no cost. Many Los Angeles studies also compensate for your time and travel.

What covid-19 treatments are being tested?

The 7 active trials in Los Angeles are testing new therapies including novel drugs, biologics, and treatment approaches for covid-19.

Data updated March 2, 2026 from ClinicalTrials.gov