Search | Clinical Trials Finder

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Nov 14, 2026, 7:59 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 865–888 of 1,098 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Physiological Clear all

Conditions: Depression, Major Depressive Disorder
Interventions: Nitrous Oxide, Placebo; Drug
Lead sponsor: Bayside Health; Government
Eligibility: 18 Years and older
Enrollment: 81 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2023
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Red Blood Cell Transfusion
Interventions: Fresh red blood cell (RBC) transfusion, Storage-aged red blood cell (RBC) transfusion, Electronic infusion pump; Biological · Device
Lead sponsor: Emory University; Other
Eligibility: 21 Years to 80 Years
Enrollment: 15 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2018
U.S. locations: 1
States / cities: Atlanta, Georgia

Conditions: Prostate Cancer, Sexual Dysfunction
Interventions: Tadalafil, Placebo; Drug · Other
Lead sponsor: Radiation Therapy Oncology Group; Network
Eligibility: 18 Years to 120 Years · Male only
Enrollment: 242 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2009 – 2014
U.S. locations: 183
States / cities: Birmingham, Alabama • Mobile, Alabama • Peoria, Arizona + 151 more

Conditions: Hypogonadism, Erectile Dysfunction
Interventions: Fispemifene (once daily for 8 weeks); Drug
Lead sponsor: QuatRx Pharmaceuticals Company; Industry
Eligibility: 20 Years and older · Male only
Enrollment: 72 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2006 – 2008
U.S. locations: 14
States / cities: Birmingham, Alabama • Tucson, Arizona • Hot Springs, Arkansas + 11 more

Conditions: Pelvic Pain, Dyspareunia, Pelvic Floor Dysfunction
Interventions: Botulinum toxin A 50u, Botulinum toxin A 100u, Botulinum toxin A 150u; Drug
Lead sponsor: EvergreenHealth; Other
Eligibility: 18 Years and older · Female only
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2020
U.S. locations: 1
States / cities: Kirkland, Washington

Conditions: Epilepsy
Interventions: Not listed
Lead sponsor: Cyberonics, Inc.; Industry
Eligibility: 6 Years and older
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2012
U.S. locations: 1
States / cities: San Antonio, Texas

Conditions: Glioblastoma, Glioblastoma Multiforme, Glioma, Astrocytoma, Brain Tumor
Interventions: Dendritic cell vaccination, in addition to standard temozolomide chemotherapy and involved field radiation therapy, Dendritic cell vaccination, with optional bevacizumab treatment for patients previously treated with bevacizumab; Biological
Lead sponsor: Cedars-Sinai Medical Center; Other
Eligibility: 18 Years and older
Enrollment: 39 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2021
U.S. locations: 1
States / cities: Los Angeles, California

Conditions: Erectile Dysfunction
Interventions: AMS 700 IPP with MS Pump; Device
Lead sponsor: American Medical Systems; Industry
Eligibility: 21 Years and older · Male only
Enrollment: 76 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2005 – 2008
U.S. locations: 7
States / cities: Indio, California • New Port Richey, Florida • Shreveport, Louisiana + 4 more

Conditions: Stress, Anxiety, Depression
Interventions: Exposure to relaxant and stimulant odors; Behavioral
Lead sponsor: National Center for Complementary and Integrative Health (NCCIH); NIH
Eligibility: 18 Years to 44 Years
Enrollment: 56 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2005 – 2006
U.S. locations: 1
States / cities: Columbus, Ohio

Conditions: Hypoactive Sexual Desire Disorder, Sexual Dysfunction, Female Sexual Dysfunction
Interventions: mindfulness-based multicomponent intervention, general health education group; Behavioral
Lead sponsor: University of Pittsburgh; Other
Eligibility: 50 Years and older · Female only
Enrollment: 62 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2021
U.S. locations: 1
States / cities: Pittsburgh, Pennsylvania

Conditions: Erectile Dysfunction
Interventions: Inflatable Penile Prosthesis; Device
Lead sponsor: Coloplast A/S; Industry
Eligibility: 18 Years and older · Male only
Enrollment: 124 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2010
U.S. locations: 6
States / cities: Altanta, Georgia • Chicago, Illinois • Boston, Massachusetts + 3 more

Conditions: End Stage Renal Disease, Depression, Anxiety, Major Depressive Disorder, Generalized Anxiety Disorder, Compliance, Patient, Compliance, Medication, Mood, Pain, Energy Supply; Deficiency, Quality of Life, Blood Pressure, Heart Rate Fast
Interventions: Music therapy; Behavioral
Lead sponsor: Tulane University; Other
Eligibility: 21 Years and older
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2020
U.S. locations: 3
States / cities: New Orleans, Louisiana • Terrytown, Louisiana

Conditions: HIV Infections
Interventions: Testosterone; Drug
Lead sponsor: National Institute of Allergy and Infectious Diseases (NIAID); NIH
Eligibility: 18 Years to 70 Years · Male only
Enrollment: 86 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: Ends 2006
U.S. locations: 26
States / cities: Los Angeles, California • Palo Alto, California • San Diego, California + 16 more

Conditions: Stress, Family Caregivers
Interventions: Not listed
Lead sponsor: National Institutes of Health Clinical Center (CC); NIH
Eligibility: 18 Years and older
Enrollment: 50 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2011 – 2017
U.S. locations: 1
States / cities: Bethesda, Maryland

Conditions: Renal Transplant Recipients
Interventions: Not listed
Lead sponsor: Montefiore Medical Center; Other
Eligibility: 21 Years to 65 Years · Male only
Enrollment: 110 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2006 – 2007
U.S. locations: 1
States / cities: The Bronx, New York

Conditions: Prostate Cancer, Erectile Dysfunction
Interventions: questionnaires, three in-person sessions, monthly phone calls, Acceptance and Commitment Therapy for Erectile Dysfunction (ACT-ED), Enhanced Monitoring and Education (EME); Behavioral
Lead sponsor: Memorial Sloan Kettering Cancer Center; Other
Eligibility: 21 Years and older · Male only
Enrollment: 224 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2026
U.S. locations: 1
States / cities: New York, New York

Conditions: Brain Injury
Interventions: Ramsay Scale, Bispectral index monitor; Other · Device
Lead sponsor: Duke University; Other
Eligibility: 18 Years and older
Enrollment: 67 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2006 – 2007
U.S. locations: 1
States / cities: Durham, North Carolina

Conditions: Impotence
Interventions: Viagra (Sildenafil Citrate) 100 mg; Drug
Lead sponsor: Pfizer's Upjohn has merged with Mylan to form Viatris Inc.; Industry
Eligibility: 18 Years to 70 Years · Male only
Enrollment: 355 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2005 – 2006
U.S. locations: 33
States / cities: Birmingham, Alabama • Homewood, Alabama • Hoover, Alabama + 30 more

Conditions: Virus Diseases, RNA Virus Infections, Respiratory Tract Diseases, Respiratory Tract Infections, Influenza
Interventions: Quadrivalent VLP Vaccine, Placebo; Biological
Lead sponsor: Medicago; Industry
Eligibility: 18 Years to 64 Years
Enrollment: 10,160 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2018
U.S. locations: 29
States / cities: Mobile, Alabama • Anaheim, California • Milford, Connecticut + 23 more

Conditions: Metabolic Syndrome
Interventions: muscle biopsy; Procedure
Lead sponsor: Washington University School of Medicine; Other
Eligibility: 18 Years to 65 Years
Enrollment: 27 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2024
U.S. locations: 1
States / cities: St Louis, Missouri

Conditions: Insulin, Glucose, Healthy Volunteers, Women, Pregnancy
Interventions: Kisspeptin-10, mixed meal tolerance test; Drug · Other
Lead sponsor: Stephanie B. Seminara, MD; Other
Eligibility: 18 Years to 40 Years · Female only
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2024
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Erectile Dysfunction
Interventions: Sildenafil Oral Film 25 mg, 50 mg, 75 mg or 100 mg, Placebo; Drug
Lead sponsor: IBSA Institut Biochimique SA; Industry
Eligibility: 18 Years and older · Male only
Enrollment: 488 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024
U.S. locations: 18
States / cities: Foley, Alabama • Huntsville, Alabama • Little Rock, Arkansas + 14 more

Conditions: Physiological Function in Low Oxygen Environment
Interventions: Placebo, Aminophylline, Methazolamide, Aminophylline+Methazolamide; Drug
Lead sponsor: Colorado State University; Other
Eligibility: 18 Years to 40 Years
Enrollment: 41 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012
U.S. locations: 1
States / cities: Fort Collins, Colorado

Conditions: Impotence
Interventions: tadalafil; Drug
Lead sponsor: Eli Lilly and Company; Industry
Eligibility: 18 Years and older · Male only
Enrollment: 1,933 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2003 – 2004
U.S. locations: 1
States / cities: Dallas, Texas

Search by objective public record fields.

Nitrous Oxide for the Treatment of Major Depressive Disorder

Physiologic Effects of RBC Transfusion

Tadalafil in Preventing Erectile Dysfunction in Patients With Prostate Cancer Treated With Radiation Therapy

Efficacy and Safety Evaluating Fispemifene in the Treatment of Hypogonadal Men With Erectile Dysfunction Unresponsive to PDE5 Inhibitors

A Trial of Pelvic Floor Chemodenervation in Patients Undergoing Physical Therapy for High Tone Pelvic Floor Dysfunction

Physiological and Biomechanical Data Collection Study in Epilepsy Subjects

Phase I Study of a Dendritic Cell Vaccine for Patients With Either Newly Diagnosed or Recurrent Glioblastoma

Evaluation of the 2005 AMS (American Medical System) IPP (Inflatable Penile Prosthesis)

The Effects of Smell on Mood and Physical Responses

A Mindfulness-based Intervention for Older Women With Low Sexual Desire

Titan® One Touch Release Inflatable Penile Prosthesis

Music Therapy and Dialysis: A Pilot Investigation Into the Effectiveness of Patient-Selected Music Interventions on Physiological, Psychological, and Quality-of-Life Outcomes

Testosterone for HIV-Positive Men With Reduced Serum Testosterone Levels and Abdominal Fat

Physical and Emotional Health of Caregivers for People Who Have Had Stem Cell Transplants

Sexual Function in Male Renal Transplant Patients

Helping Men Adhere to Sexual Rehabilitation Following Prostate Cancer Surgery

Combining Observational and Physiologic Sedation Assessment Tools

Mild To Moderate Erectile Dysfunction Study

Efficacy, Safety, and Immunogenicity of a Plant-Derived Quadrivalent Virus-Like Particles (VLPs) Influenza Vaccine in Adults

Composition & Function of Sarcoplasmic Reticulum in Persons With the Metabolic Syndrome

Evaluation of Kisspeptin Glucose-Stimulated Insulin Secretion With Physiologic Mixed Meal Tolerance

A New Sildenafil Oral Film in Patients With Erectile Dysfunction

Rapid Acclimatization to Hypoxia at Altitude

To Determine Effect and Safety of Tadalafil Taken by Men of Different Races and With Different Diseases When Needed for Erections