Condition

COVID-19 Vaccine clinical trials and research

• 2Clinical trials
• 1Country

All recruiting trials (2)

• Enhancing COVID-19 vaccine response in older adults with Thymalfasin

  This study is testing if a medication called Thymalfasin can help older adults respond better to their COVID-19 booster shots.

  Recruiting Phase 1 The Methodist Hospital Research Institute · Houston, Texas · NCT06821100

• Understanding the benefits of human milk on infant and child health

  This study is trying to see how breast milk affects the health of babies and children by collecting milk samples and health information from breastfeeding mothers.

  Recruiting University of California, San Diego · San Diego, California · NCT05553743

Related topics

Quick answers

How many COVID-19 Vaccine clinical trials are recruiting right now?

2, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

All of them have sites in United States. Each study page lists its sites and which ones are recruiting.

What phases are they in?

Phase 1: 1. Trials with no phase listed are usually device, behavioural or observational studies.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

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