South Texas Clinical Research

CLINICAL RESEARCH STUDY

Chickenpox (Varicella) Vaccine Study

A Clinical Research Study for Healthy Children Ages 12–15 Months

We are inviting families to take part in a clinical research study evaluating a chickenpox (varicella) vaccine for young children. This study helps researchers learn how well the vaccine works and how children's immune systems respond — all while prioritizing your child's safety and comfort.

Study overview

PURPOSE

To better understand how a chickenpox vaccine works in toddlers and ensure it is safe and effective.

TOTAL PARTICIPATION TIME

Up to 6 months

WHAT TO EXPECT

  • 4 visits over approximately 6 months
  • Two study vaccinations
  • Routine check-ups and a small number of blood draws
  • Ongoing safety monitoring by our medical team

Who may qualify

  • Child is 12 to 15 months old
  • Generally healthy
  • Has not yet received a chickenpox vaccine
  • Parent or guardian is able to attend all visits
  • Meets a few additional health criteria

Why families participate

  • Child is 12 to 15 months old
  • Generally healthy
  • Has not yet received a chickenpox vaccine
  • Parent or guardian is able to attend all visits
  • Meets a few additional health criteria

We'd love to talk with you and answer any questions you may have.

COMPENSATION

Up to $600

For 2 visits and a phone call if your child qualifies