Vaccine · Montana
Vaccine studies in Montana
3 studies have at least one recruiting site in Montana. Vaccine trials test how well new or updated vaccines produce an immune response and how they are tolerated. Many recruit healthy adults; some focus on older adults, children or people with specific conditions.
3 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingHealthy volunteersPhase 3
A Phase 3 Study of Revaccination in Subsequent Pregnancies With Bivalent RSV Vaccine and Duration of Protection of a Single Dose
Pfizer
- Location
- Great Falls, MT + 76 other US sites
- Eligibility basics
- Ages 0 mo+
- RecruitingHealthy volunteersPhase 3
BEATRIX: A Study to Learn About a Group B Streptococcus Vaccine in Healthy Pregnant Women and Their Babies
Pfizer
- Location
- Great Falls, MT + 111 other US sites
- Eligibility basics
- Ages 0 mo–49
- RecruitingPhase 1/Phase 2
Study to Evaluate Safety, Efficacy and Immunogenicity of Acne mRNA Vaccine in Adults With Moderate to Severe Acne
Sanofi Pasteur, a Sanofi Company
- Location
- Missoula, MT + 78 other US sites
- Eligibility basics
- Ages 18–45
Who these studies look for
Vaccine studies often exclude people who recently received a related vaccine or had the infection, and those with conditions or medicines that affect the immune system.
Matching a page like this one never means you qualify. Each research team decides eligibility at screening.
Questions
Could I receive a placebo?
Often yes. Many vaccine trials are randomized, so some participants receive a comparison vaccine or placebo. The consent document explains this.