{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=25+mg+diphenhydramine+IV&page=2",
    "query": {
      "intervention": "25 mg diphenhydramine IV",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 53,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=25+mg+diphenhydramine+IV&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=25+mg+diphenhydramine+IV&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-11T22:21:18.805Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT06083571",
      "title": "Intranasal Ketorolac Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Headache, Migraine"
      ],
      "interventions": [
        {
          "name": "Ketorolac",
          "type": "DRUG"
        },
        {
          "name": "Prochlorperazine",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 41,
      "start_date": "2024-01-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-16",
      "last_synced_at": "2026-10-11T22:21:18.805Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06083571"
    },
    {
      "nct_id": "NCT05896228",
      "title": "Iberdomide, Daratumumab, Carfilzomib, and Dexamethasone (Iber-KDd) in Patients With Relapsed/Refractory Multiple Myeloma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Refractory Multiple Myeloma",
        "Relapsed Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "Iberdomide",
          "type": "DRUG"
        },
        {
          "name": "Carfilzomib",
          "type": "DRUG"
        },
        {
          "name": "Daratumumab",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Montelukast",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Benjamin T Diamond, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 30,
      "start_date": "2024-02-20",
      "completion_date": "2031-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-11",
      "last_synced_at": "2026-10-11T22:21:18.805Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05896228"
    },
    {
      "nct_id": "NCT00641797",
      "title": "Treating Benign Paroxysmal Positional Vertigo (BPPV) in ED Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Benign Paroxysmal Positional Vertigo"
      ],
      "interventions": [
        {
          "name": "Meclizine",
          "type": "DRUG"
        },
        {
          "name": "Epley Maneuver",
          "type": "OTHER"
        },
        {
          "name": "Lorazepam",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Ondansetron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Lehigh Valley Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2006-11",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2018-04-03",
      "last_synced_at": "2026-10-11T22:21:18.805Z",
      "location_count": 1,
      "location_summary": "Allentown, Pennsylvania",
      "locations": [
        {
          "city": "Allentown",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00641797"
    },
    {
      "nct_id": "NCT03805932",
      "title": "Moxetumomab Pasudotox-tdfk (Lumoxiti(TM)) and Either Rituximab (Rituxan(R)) or Ruxience for Relapsed Hairy Cell Leukemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hairy Cell Leukemia"
      ],
      "interventions": [
        {
          "name": "Moxetumomab Pasudotox-tdfk",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ruxience",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Famotidine",
          "type": "DRUG"
        },
        {
          "name": "Aspirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2019-10-03",
      "completion_date": "2029-06-30",
      "has_results": true,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-10-11T22:21:18.805Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03805932"
    },
    {
      "nct_id": "NCT00168779",
      "title": "Randomized, Double-Blind, Placebo-Controlled, Forced-Titration, Comparing Telmisartan vs Valsartan. Taken Orally for Eight Weeks in Patients With Stage 1 and Stage 2 Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "telmisartan 80 mg / hydrochlorothiazide 25 mg",
          "type": "DRUG"
        },
        {
          "name": "valsartan 160 mg / hydrochlorothiazide 25 mg",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1185,
      "start_date": "2005-09",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2017-12-28",
      "last_synced_at": "2026-10-11T22:21:18.805Z",
      "location_count": 113,
      "location_summary": "Athens, Alabama • Birmingham, Alabama • Huntsville, Alabama + 90 more",
      "locations": [
        {
          "city": "Athens",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00168779"
    },
    {
      "nct_id": "NCT02474199",
      "title": "Donor Alloantigen Reactive Tregs (darTregs) for Calcineurin Inhibitor (CNI) Reduction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Liver Transplant Recipient",
        "Living Donor (of the Respective Liver Transplant Recipient)"
      ],
      "interventions": [
        {
          "name": "darTregs",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Immunosuppression (IS) Withdrawal",
          "type": "DRUG"
        },
        {
          "name": "Study Mandated Procedures",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 15,
      "start_date": "2016-06-06",
      "completion_date": "2019-12-16",
      "has_results": true,
      "last_update_posted_date": "2021-02-09",
      "last_synced_at": "2026-10-11T22:21:18.805Z",
      "location_count": 3,
      "location_summary": "San Francisco, California • Chicago, Illinois • Rochester, Minnesota",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02474199"
    },
    {
      "nct_id": "NCT00899847",
      "title": "Phase 2 Study of Autologous Followed by Nonmyeloablative Allogeneic Transplantation Using TLI & ATG",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Transplantation, Homologous",
        "Transplantation, Autologous",
        "Multiple Myeloma",
        "Blood and Marrow Transplant (BMT)"
      ],
      "interventions": [
        {
          "name": "Autologous peripheral blood stem cells (auto-PBSC) transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Allogeneic peripheral blood stem cells (allo-PBSC) transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Filgrastim",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "Cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "Total lymphoid irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Rabbit anti-thymocyte globulin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Mycophenolate Mofetil 250mg",
          "type": "DRUG"
        },
        {
          "name": "Solumedrol",
          "type": "DRUG"
        },
        {
          "name": "Diphenhydramine",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Hydrocortisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "RADIATION",
        "BIOLOGICAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 9,
      "start_date": "2009-05",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2017-10-20",
      "last_synced_at": "2026-10-11T22:21:18.805Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00899847"
    },
    {
      "nct_id": "NCT01510379",
      "title": "Reletex Versus Standard of Care Therapy for Post-Operative Nausea Control in Patients Undergoing Foregut Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nausea and Vomiting Post-foregut Surgery"
      ],
      "interventions": [
        {
          "name": "Reletex",
          "type": "DEVICE"
        },
        {
          "name": "IV ondansetron 4 mg q 6 hours for a total of 4 doses",
          "type": "DRUG"
        },
        {
          "name": "IV promethazine 25 mg q 6 hours prn",
          "type": "DRUG"
        },
        {
          "name": "Elixir promethazine 25 mg q 6 hours prn after discharge",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Kyle A Perry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 100,
      "start_date": "2011-08",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2014-03-05",
      "last_synced_at": "2026-10-11T22:21:18.805Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01510379"
    },
    {
      "nct_id": "NCT01729494",
      "title": "Belatacept Early Steroid Withdrawal Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Renal Transplantation"
      ],
      "interventions": [
        {
          "name": "Alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "rabbit antithymocyte globulin",
          "type": "DRUG"
        },
        {
          "name": "Belatacept",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Mycophenolate mofetil",
          "type": "DRUG"
        },
        {
          "name": "early cessation of steroids",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 316,
      "start_date": "2012-09",
      "completion_date": "2019-12",
      "has_results": true,
      "last_update_posted_date": "2026-07-24",
      "last_synced_at": "2026-10-11T22:21:18.805Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • Denver, Colorado • Tampa, Florida + 4 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01729494"
    },
    {
      "nct_id": "NCT00331162",
      "title": "Study of Alemtuzumab Versus Anti-thymocyte Globulin to Help Prevent Rejection in Kidney and Pancreas Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Graft Rejection"
      ],
      "interventions": [
        {
          "name": "Alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "Anti-Thymocyte Globulin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 222,
      "start_date": "2005-02",
      "completion_date": "2011-11-28",
      "has_results": true,
      "last_update_posted_date": "2018-09-06",
      "last_synced_at": "2026-10-11T22:21:18.805Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00331162"
    }
  ]
}