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ClinicalTrials.gov public records Last synced Oct 13, 2026, 2:54 PM EDT

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Showing 97–120 of 130 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Diphenhydramine 25 mg Clear all
Recruiting Phase 2 Interventional

MT2023-20: Hematopoietic Cell Transplant With Reduced Intensity Conditioning and Post-transplant Cyclophosphamide for Severe Aplastic Anemia and Other Forms of Acquired Bone Marrow Failure.

NCT06412497
View directory record Official record
Conditions
Severe Aplastic Anemia, Acquired Amegakaryocytic Thrombocytopenia, Acquired Pure Red Cell Aplasia, Paroxysmal Nocturnal Hemoglobinuria
Interventions
Rituximab, Rabbit ATG, Cyclophosphamide, Fludarabine, Total Body Irradiation, Cell Infusion, Post-Transplant G-CSF, Tacrolimus, Mycophenolate Mofetil
Drug · Radiation · Biological
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
0 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2036
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Not applicable Interventional Results available

Reletex Versus Standard of Care Therapy for Post-Operative Nausea Control in Patients Undergoing Foregut Surgery

NCT01510379
View directory record Official record
Conditions
Nausea and Vomiting Post-foregut Surgery
Interventions
Reletex, IV ondansetron 4 mg q 6 hours for a total of 4 doses, IV promethazine 25 mg q 6 hours prn, Elixir promethazine 25 mg q 6 hours prn after discharge
Device · Drug
Lead sponsor
Kyle A Perry
Other
Eligibility
18 Years to 85 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 5, 2014 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 2 Interventional Results available

The ENRGISE (ENabling Reduction of Low-Grade Inflammation in SEniors) Pilot Study

NCT02676466
View directory record Official record
Conditions
Inflammation
Interventions
Omega-3 fish oil, Losartan, Corn Oil (Fish oil Placebo), Cellulose Based (Losartan Placebo)
Dietary Supplement · Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
70 Years and older
Enrollment
289 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
5
States / cities
Gainesville, Florida • Chicago, Illinois • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Oct 13, 2026, 2:54 PM EDT
Recruiting Phase 2 Interventional

Iberdomide, Daratumumab, Carfilzomib, and Dexamethasone (Iber-KDd) in Patients With Relapsed/Refractory Multiple Myeloma

NCT05896228
View directory record Official record
Conditions
Refractory Multiple Myeloma, Relapsed Multiple Myeloma
Interventions
Iberdomide, Carfilzomib, Daratumumab, Dexamethasone, Acetaminophen, Diphenhydramine, Montelukast
Drug
Lead sponsor
Benjamin T Diamond, MD
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 2 Interventional Results available

Novel Therapies for Resistant FSGS (FONTII): Phase II Clinical Trial

NCT00814255
View directory record Official record
Conditions
Focal Segmental Glomerulosclerosis
Interventions
Adalimumab, Lisinopril, losartan, and atorvastatin, galactose
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
1 Year to 65 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
17
States / cities
Miami, Florida • Atlanta, Georgia • Kansas City, Kansas + 13 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2016 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 1 Interventional Results available

Venetoclax With Obinutuzumab and Magrolimab (VENOM) in Relapsed and Refractory Indolent B-cell Malignancies

NCT04599634
View directory record Official record
Conditions
Follicular Lymphoma, Marginal Zone Lymphoma, Mantle Cell Lymphoma, Chronic Lymphocytic Lymphoma, B-Cell Lymphoma
Interventions
Obinutuzumab, Venetoclax, Magrolimab, Acetaminophen, Diphenhydramine, Prednisone/prednisolone, Methylprednisolone, CT Scan chest/abdomen/pelvis, MRI, 18-FDG-PET, Bone Marrow Biopsy, Bone Marrow Aspiration
Drug · Diagnostic Test · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 4, 2025 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 1 Interventional

Intraoperative Imaging of Pulmonary Nodules by SGM-101

NCT04315467
View directory record Official record
Conditions
Lung Cancer, Lung Nodule, Non Small Cell Lung Cancer
Interventions
SGM-101, Near infrared camera imaging system
Drug · Device
Lead sponsor
Sunil Singhal
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 16, 2022 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 2 Interventional Results available

ACES - ACE Inhibitors Combined With Exercise for Seniors With Hypertension

NCT03295734
View directory record Official record
Conditions
Hypertension, Aging, Sedentary Lifestyle
Interventions
Aerobic exercise, Perindopril, Losartan, HCTZ
Behavioral · Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
60 Years and older
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
2
States / cities
Birmingham, Alabama • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jul 22, 2025 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 3 Interventional Results available

Comparing Risk and Severity of IRRs in Patients Premedicated With Cetirizine vs. Diphenhydramine Prior to Ocrelizumab

NCT04175834
View directory record Official record
Conditions
Multiple Sclerosis, Infusion Reaction
Interventions
cetrizine, diphenhydramine
Drug
Lead sponsor
Providence Health & Services
Other
Eligibility
18 Years to 70 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 4, 2024 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 1 Interventional

Re-administration of Intramuscular AAV9 in Patients With Late-Onset Pompe Disease

NCT02240407
View directory record Official record
Conditions
Pompe Disease
Interventions
Recombinant Adeno-Associated Virus Acid Alpha-Glucosidase, Rapamycin, saline, Rituxan, Diphenhydramine, Acetaminophen, Lidocaine, LMX 4 Topical Cream
Genetic · Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 50 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 5, 2022 · Synced Oct 13, 2026, 2:54 PM EDT
Recruiting Phase 2 Interventional

Trial of Diphenhydramine for Sleep in Children With Autism

NCT05501678
View directory record Official record
Conditions
Autism, Autism Spectrum Disorder
Interventions
Diphenhydramine, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
8 Years to 17 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 4 Interventional Results available

Valsartan/Amlodipine As Compared to Losartan Treatment in Stage 2 Systolic Hypertension

NCT00931710
View directory record Official record
Conditions
Stage 2 Systolic Hypertension
Interventions
valsartan, amlodipine, HCTZ, Losartan, HCTZ followed by valsartan, amlodipine, HCTZ
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
488 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 7, 2011 · Synced Oct 13, 2026, 2:54 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Pilot Study of a Multi-Drug Regimen for Severe Pulmonary Fibrosis in Hermansky-Pudlak Syndrome

NCT00467831
View directory record Official record
Conditions
Hermansky-Pudlak Syndrome (HPS), Pulmonary Fibrosis, Oculocutaneous Albinism, Platelet Storage Pool Deficiency, Metabolic Disease
Interventions
Losartan, Zileuton, N-Acetylcysteine, Pravastatin, Erythromycin
Drug
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years to 70 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 2, 2013 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 4 Interventional

To Determine if Diphenhydramine Works for Nasal Congestion at Two Different Doses

NCT00648973
View directory record Official record
Conditions
Nasal Congestion
Interventions
Diphenhydramine 50 mg, Diphenhydramine 25 mg, Pseudoephedrine 120 mg
Drug
Lead sponsor
Johnson & Johnson Consumer and Personal Products Worldwide
Industry
Eligibility
12 Years to 65 Years
Enrollment
1,021 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
12
States / cities
Austin, Texas • Dallas, Texas • Kerrville, Texas + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2011 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 3 Interventional Results available

An Efficacy and Safety Study in Children 6 to Less Than 18 Years of Age With Hypertension

NCT02235909
View directory record Official record
Conditions
Hypertension
Interventions
Azilsartan Medoxomil Low-dose, Losartan, Placebo for Azilsartan Medoxomil, Placebo for Losartan, Azilsartan Medoxomil Medium-dose (20 mg), Azilsartan Medoxomil High-dose (40 mg)
Drug
Lead sponsor
Arbor Pharmaceuticals, Inc.
Industry
Eligibility
6 Years to 18 Years
Enrollment
377 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
17
States / cities
Anaheim, California • Hialeah, Florida • Miami, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Feb 25, 2025 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Aprepitant Versus Ondansetron in Preoperative Triple-therapy Treatment of Nausea and Vomiting

NCT01474915
View directory record Official record
Conditions
Postoperative Nausea and Vomiting (PONV), Nausea
Interventions
Aprepitant, Ondansetron, Promethazine, Dexamethasone
Drug
Lead sponsor
Sergio Bergese
Other
Eligibility
18 Years to 85 Years
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 3, 2013 · Synced Oct 13, 2026, 2:54 PM EDT
Active, not recruiting Phase 3 Interventional

Standard-Dose Combination Chemotherapy or High-Dose Combination Chemotherapy and Stem Cell Transplant in Treating Patients With Relapsed or Refractory Germ Cell Tumors

NCT02375204
View directory record Official record
Conditions
Germ Cell Tumor, Teratoma, Choriocarcinoma, Germinoma, Mixed Germ Cell Tumor, Yolk Sac Tumor, Childhood Teratoma, Malignant Germ Cell Neoplasm, Extragonadal Seminoma, Non-seminomatous Germ Cell Tumor, Seminoma
Interventions
paclitaxel, ifosfamide, cisplatin, pegylated G-CSF, G-CSF, carboplatin, etoposide phosphate, stem cell reinfusion
Drug · Procedure
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
14 Years and older · Male only
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2031
U.S. locations
77
States / cities
Birmingham, Alabama • La Jolla, California • Loma Linda, California + 61 more
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 2 Interventional Results available

An Efficacy and Safety Study of Daratumumab in Patients With Multiple Myeloma Who Have Received at Least 3 Prior Lines of Therapy (Including a Proteasome Inhibitor [PI] and Immunomodulatory Drug [IMiD]) or Are Double Refractory to a PI and an IMiD

NCT01985126
View directory record Official record
Conditions
Multiple Myeloma
Interventions
Daratumumab 16 mg/kg (Part 1), Daratumumab 8 mg/kg (Part 1), Methylprednisolone, Acetaminophen, Diphenhydramine, Daratumumab (Part 2)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
15
States / cities
Duarte, California • Los Angeles, California • Atlanta, Georgia + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 25, 2018 · Synced Oct 13, 2026, 2:54 PM EDT
Recruiting Phase 1Phase 2 Interventional

Polypill for Prevention of Cardiomyopathy

NCT06143566
View directory record Official record
Conditions
Type 2 Diabetes, High Blood Pressure
Interventions
Polypill, Combined prescription of the individual medications
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 100 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 4 Interventional Results available

Evaluate Analgesic/Sedative Efficacy of Naproxen Sodium and Diphenhydramine

NCT01118273
View directory record Official record
Conditions
Sleep
Interventions
Naproxen Sodium 440 mg (BAYH6689) / DPH 50mg, Naproxen Sodium 440 mg (BAYH6689), Naproxen Sodium 220 mg (BAYH6689) / DPH 50mg, Naproxen Sodium 220 mg (BAYH6689), DPH 50mg, Ibuprofen 400 mg / Diphenhydramine citrate 76 mg
Drug
Lead sponsor
Bayer
Industry
Eligibility
16 Years to 45 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 8, 2015 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 2 Interventional Results available

Randomized Trial for Mixed Acute Rejection

NCT00771875
View directory record Official record
Conditions
Graft Rejection
Interventions
Rabbit Antithymocyte Globulin (RATG), Rituximab, Bortezomib, Acetaminophen, Antihistamine, Methylprednisolone
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
2
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 27, 2016 · Synced Oct 13, 2026, 2:54 PM EDT
Recruiting Phase 1 Interventional

The Potential Therapeutic Effects of Psychedelic, N, N-dimethyltryptamine (DMT), on Alcohol Use Disorder (AUD)

NCT06070649
View directory record Official record
Conditions
Alcohol Use Disorder (AUD), Alcohol-Related Disorders, Alcohol Use
Interventions
0.3mg/kg/min Dimethyltryptamine + Normal Saline infusion, 0.2 mg/kg/min + Dimethyltryptamine 0.01mg/kg/min infusion, 25 mg Diphenhydramine (5 min) + Normal Saline
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 65 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 13, 2026, 2:54 PM EDT
Terminated Phase 3 Interventional Results available

The CHECK Trial: A Comparison of Headache Treatment in the Emergency Department: Compazine Versus Ketamine

NCT02735343
View directory record Official record
Conditions
Headache
Interventions
Compazine, Ketamine
Drug
Lead sponsor
Mike O'Callaghan Military Hospital
Federal
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Nellis Air Force Base, Nevada
Source: ClinicalTrials.gov public record
Updated Mar 4, 2024 · Synced Oct 13, 2026, 2:54 PM EDT
Completed Phase 2 Interventional Results available

Papillary Serous Carcinoma of the Endometrium

NCT00515073
View directory record Official record
Conditions
Endometrial Cancer
Interventions
Paclitaxel, Pelvic Radiation, Dexamethasone, Cimetidine, Diphenhydramine
Drug · Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2013
U.S. locations
2
States / cities
Orlando, Florida • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 3, 2014 · Synced Oct 13, 2026, 2:54 PM EDT