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Showing 1–6 of 6 matching trials from the live ClinicalTrials.gov search.
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Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Effect of a Dietary Supplement Versus Placebo on Serum PFAS Levels in Male Firefighters

NCT07846371
Conditions
Environmental Exposure, PFAS Exposure
Interventions
Streptococcus salivarius 46-SL1, Placebo
Dietary Supplement
Lead sponsor
Cambiotics ApS
Industry
Eligibility
18 Years and older · Male only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Toxicant Exposure, Firefighter, Occupational Exposure to Chemicals
Interventions
Colesevelam, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers

Reducing Pesticide Exposure in Minority Families

NCT00014807
Conditions
Disorders of Environmental Origin
Interventions
Reducing Pesticide Exposure in Minority Families
Behavioral
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
0 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2005
U.S. locations
1
States / cities
Portland, Oregon
Conditions
PFAS, Environmental Exposures, Occupational Exposure to Chemicals, Military Exposure, Burn Pit Exposure, Forever Chemicals, Hyperlipidemias, Hypercholesterolemia, Mixed Dyslipidemia, Hyperlipidemia (E.G., Hypercholesterolemia)
Interventions
Colesevelam, Placebo
Drug
Lead sponsor
University of Rhode Island
Other
Eligibility
25 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
2
States / cities
Louisville, Kentucky • Augusta, Maine
Terminated Not applicable Interventional Accepts healthy volunteers

Reducing Farmworkers Exposure to Agricultural Chemicals

NCT00298649
Conditions
Pesticide Safety
Interventions
Lay Health Advisor
Behavioral
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Not listed Not applicable Interventional Accepts healthy volunteers

Reducing Chemical Exposures in Nail Salons

NCT03048630
Conditions
Occupational Exposure
Interventions
Education
Behavioral
Lead sponsor
Cancer Prevention Institute of California
Other
Eligibility
18 Years and older
Enrollment
347 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Berkeley, California