Men · Pennsylvania
Studies open only to men in Pennsylvania
These studies list male participants only in their official record. Most other studies accept everyone regardless of sex.
14 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingHealthy volunteersPhase 1
A Research Study Looking at How Different Doses of Study Medicine (Inno8) Work in the Body of People With Haemophilia A
Novo Nordisk A/S
- Location
- Hershey, PA + 4 other US sites
- Eligibility basics
- Ages 18–64 · Men only
- RecruitingHealthy volunteers
ProACT Post-Approval Study
Uromedica
- Location
- Allentown, PA + 13 other US sites
- Eligibility basics
- Ages 50+ · Men only
- RecruitingPhase 1/Phase 2
A Study to Investigate the Safety and Effectiveness of a Coagulation Factor IX Gene Insertion Therapy (REGV131-LNP1265) in Pediatric, Adolescent and Adult Participants With Hemophilia B
Regeneron Pharmaceuticals
- Location
- Philadelphia, PA + 16 other US sites
- Eligibility basics
- Ages 2+ · Men only
- RecruitingPhase 1/Phase 2
ATTUNE: A Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Intrathecally-Administered ION440 in Participants With Methyl CpG Binding Protein 2 (MECP2) Duplication Syndrome (MDS)
Ionis Pharmaceuticals, Inc.
- Location
- Philadelphia, PA + 7 other US sites
- Eligibility basics
- Ages 2–65 · Men only
- RecruitingPhase 3
Safety and Effectiveness of Giroctocogene Fitelparvovec or Fidanacogene Elaparvovec in Patients With Hemophilia A or B Respectively
Pfizer
- Location
- Philadelphia, PA + 12 other US sites
- Eligibility basics
- Ages 18+ · Men only
- RecruitingPhase 2
A Gene Therapy Study of RP-A501 in Male Patients With Danon Disease
Rocket Pharmaceuticals Inc.
- Location
- Philadelphia, PA + 2 other US sites
- Eligibility basics
- Ages 8+ · Men only
- RecruitingPhase 2
Study of MRM-3379 in Male Participants With Fragile X Syndrome (BLOOM)
Mirum Pharmaceuticals, Inc.
- Location
- Media, PA + 13 other US sites
- Eligibility basics
- Ages 13–45 · Men only
- RecruitingPhase 1/Phase 2
Safety, PK/PD, and Exploratory Efficacy Study of AMT-191 in Classic Fabry Disease
UniQure Biopharma B.V.
- Location
- Pittsburgh, PA + 9 other US sites
- Eligibility basics
- Ages 18–65 · Men only
- RecruitingPhase 3
Open-Label Extension Study of Marstacimab in Hemophilia Participants With or Without Inhibitors
Pfizer
- Location
- Philadelphia, PA + 2 other US sites
- Eligibility basics
- Ages 1–74 · Men only
- RecruitingHealthy volunteers
Health-E You Efficacy Trial for Male Adolescents
Johns Hopkins University
- Location
- Hershey, PA + 7 other US sites
- Eligibility basics
- Ages 13–21 · Men only
- RecruitingHealthy volunteers
University of Pittsburgh Brain Health Initiative
David Okonkwo, MD, PhD
- Location
- Pittsburgh, PA
- Eligibility basics
- Ages 29–59 · Men only
- RecruitingHealthy volunteers
The Collaborative Care PrTNER Study
Children's Hospital of Philadelphia
- Location
- Philadelphia, PA
- Eligibility basics
- Ages 15–29 · Men only
- RecruitingHealthy volunteers
Prostate Cancer Screening for People at Genetic Risk for Aggressive Disease, PATROL Study
University of Washington
- Location
- Philadelphia, PA + 6 other US sites
- Eligibility basics
- Ages 40+ · Men only
- RecruitingHealthy volunteers
Extending Prostate Genetic Awareness, Navigation, and Delivery: The EXPAND Network
Thomas Jefferson University
- Location
- Philadelphia, PA
- Eligibility basics
- Ages 18+ · Men only