Current Research Studies

COVID-19 - Pfizer Vaccine Study

Condition or Therapy:




What is the goal of this study?

Researchers at Seattle Children's are doing a COVID-19 vaccine research study for children. The vaccine aims to protect against currently circulating COVID-19 strains.

Who can join the study?

This study might be a good fit for your child if they:

  • Have never had a COVID-19 vaccine and are between 6 months and < 12 years old.
  • Are willing to do study activities including:
    • Shots
    • Blood draws
    • Nasal swab(s)
    • Visits at Seattle Children’s Hospital
  • Are healthy or medically stable
  • Have a parent who can communicate with study staff by phone
  • Parents may be reimbursed for expenses related to participants' time in the study

What will happen if my child takes part in this study?

Participants who join the study would:

  • Receive one or more COVID-19 vaccine(s) during the study
    • The number of shots depends on your child's age
  • Have blood drawn to measure antibodies (“germ fighters”)
  • Record reactions after the shots and tell the study team
  • Report any illnesses with COVID-like symptoms

Who can I contact for more information?

If interested, contact the study team at

Study Location(s):

Seattle Children's Research Institute

Principal Investigator:

Dr. Janet A. Englund, MD