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7,120 recruiting studies with US sites, from the official ClinicalTrials.gov registry (refreshed Oct 26, 2026). No sign-up needed.
Most recently updated studies · page 9 of 297
- RecruitingHealthy volunteersPhase 1
Study to Evaluate CAY001 in Healthy Volunteers
Cayuga Biotech, Inc.
- Location
- Fair Lawn, NJ
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteersPhase 1
A First in Human Study of the Safety, Tolerability, and the Physiologically Based Pharmacokinetics of XFB19 in Healthy Adult Volunteers.
Xfibra, Inc.
- Location
- Knoxville, TN
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteersPhase 1
A Study to Learn About a Vaccine Against E Coli in Healthy Adults
Pfizer
- Location
- Anaheim, CA + 9 other US sites
- Eligibility basics
- Ages 18–64
- RecruitingHealthy volunteersPhase 1
A 3-part Study of SYX-5219 in Healthy Volunteers and Participants With Atopic Dermatitis
Sitryx Therapeutics Ltd
- Location
- Arkansas City, AR + 5 other US sites
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1/Phase 2
Study of ENP-501 in Peanut-Allergic and Non-Allergic Participants
N-Fold, LLC
- Location
- Aurora, CO
- Eligibility basics
- Ages 14–50
- RecruitingHealthy volunteersPhase 1
A Study to Evaluate the Effect of Food on the Bioavailability of AJ201, and Safety, Tolerability, and Pharmacokinetics of AJ201 in Japanese and White Healthy Male Participants
AnnJi Pharmaceutical Co., Ltd.
- Location
- Los Alamitos, CA
- Eligibility basics
- Ages 18–55 · Men only
- RecruitingHealthy volunteersPhase 1
A Study to Learn About the Medicine Called PF-08653944 in People With and Without Reduced Liver Function
Pfizer
- Location
- Miami Lakes, FL + 2 other US sites
- Eligibility basics
- Ages 18–74
- RecruitingHealthy volunteersPhase 1/Phase 2
A Study on the Safety and Immune Response of a Urinary Tract Infection (UTI) Vaccine in Adults 18-64 Years of Age and Clinical Efficacy in Females 18-64 Years of Age
GlaxoSmithKline
- Location
- Lenexa, KS + 5 other US sites
- Eligibility basics
- Ages 18–64
- RecruitingHealthy volunteersPhase 1
A Study to Investigate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Single and Multiple Doses of EDP-978 in Healthy Adults
Enanta Pharmaceuticals, Inc
- Location
- San Antonio, TX
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1
First-in-Human Single and Multiple Dose of HL-400
Highlightll Pharmaceutical (USA) LLC
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1/Phase 2
A Trial to Learn if ALN-PNP is Safe and Well Tolerated in Healthy Adults and Adult Participants With Metabolic Dysfunction-Associated Steatotic Liver Disease (MASLD)
Regeneron Pharmaceuticals
- Location
- Los Angeles, CA + 4 other US sites
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteersPhase 1
A Study to Learn How the Body Processes the Study Medicine Called Vepdegestrant in People With Loss of Liver Function
Pfizer
- Location
- Miami, FL + 3 other US sites
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteersPhase 1
Assessment of Quizartinib Pharmacokinetic in Subjects With Severe Hepatic Impairment
Daiichi Sankyo
- Location
- Miami, FL + 2 other US sites
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteersPhase 1/Phase 2
A First in Human Study of CMND-100 in Healthy and Alcohol Use Disorder (AUD) Subjects
Clearmind Medicine Inc.
- Location
- New Haven, CT + 1 other US site
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteersPhase 1
Study to Evaluate if Exposure to Drug is Impacted in Participants With Renal Insufficiency
Sun Pharmaceutical Industries Limited
- Location
- Miami Lakes, FL
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteersPhase 1
Study to Evaluate Safety, Tolerability, and Pharmacokinetics of Amisodin in Healthy Adult Subjects With Amyotrophic Lateral Sclerosis
PRG Science & Technology Co., Ltd.
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteersPhase 1
A Study of TAK-781 in Healthy Volunteers and in Participants With Non-Cirrhotic Primary Sclerosing Cholangitis (PSC)
Takeda
- Location
- Salt Lake City, UT
- Eligibility basics
- Ages 18–68
- RecruitingHealthy volunteersPhase 1
A Single- and Multiple-Ascending Dose Study of SRK-439 in Healthy Adults
Scholar Rock, Inc.
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteersPhase 1
First-in-human Study of Orally Administered KT-579 in Healthy Adult Participants
Kymera Therapeutics, Inc.
- Location
- Lincoln, NE
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteersPhase 1
A Study of ORX489 in Healthy Adult Participants, Aged 18 to 60 Years
Centessa Pharmaceuticals (UK) Limited
- Location
- Lincoln, NE
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteersPhase 1
A First-in-Human Single and Multiple Ascending Dose Study of MT-251
Mirador Therapeutics, Inc.
- Location
- San Diego, CA
- Eligibility basics
- Ages 19–55
- RecruitingHealthy volunteersPhase 1
Phase 1a Single Ascending Dose Study of MIB-725 in Healthy Adults
Metro International Biotech, LLC
- Location
- Boston, MA
- Eligibility basics
- Ages 19–60
- RecruitingHealthy volunteersPhase 1
Multiple Ascending Dose Study to Evaluate the Safety, Tolerability and Pharmacokinetics of KSHN001034 in Healthy Postmenopausal Female Volunteers
Kashiv BioSciences, LLC
- Location
- Miami Lakes, FL
- Eligibility basics
- Ages 45–60 · Women only
- RecruitingHealthy volunteersPhase 1
Evaluate the Pharmacokinetics, Safety, and Tolerability of NSHO-101 in Healthy Participants
Ensho Therapeutics, Inc.
- Location
- Anaheim, CA
- Eligibility basics
- Ages 18+
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