{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Trimethoprim%2FSulfamethoxazole+%28TMP%2FSMX%29&page=5",
    "query": {
      "intervention": "Trimethoprim/Sulfamethoxazole (TMP/SMX)",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 130,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Trimethoprim%2FSulfamethoxazole+%28TMP%2FSMX%29&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Trimethoprim%2FSulfamethoxazole+%28TMP%2FSMX%29&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T18:22:55.493Z",
  "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": "NCT00000811",
      "title": "A Study to Compare Different Drugs Used to Prevent Serious Bacterial Infections in HIV-Positive Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bacterial Infections",
        "Pneumonia, Pneumocystis Carinii",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Azithromycin",
          "type": "DRUG"
        },
        {
          "name": "Atovaquone",
          "type": "DRUG"
        },
        {
          "name": "Sulfamethoxazole-Trimethoprim",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Months",
        "maximum_age": "18 Months",
        "sex": "ALL",
        "summary": "3 Months to 18 Months"
      },
      "enrollment_count": 690,
      "start_date": null,
      "completion_date": "2001-11",
      "has_results": false,
      "last_update_posted_date": "2021-11-04",
      "last_synced_at": "2026-10-14T18:22:55.493Z",
      "location_count": 72,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • La Jolla, California + 46 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000811"
    },
    {
      "nct_id": "NCT00000640",
      "title": "A Phase III Comparative Study of Dapsone / Trimethoprim and Clindamycin / Primaquine Versus Sulfamethoxazole / Trimethoprim in the Treatment of Mild-to-Moderate PCP in Patients With AIDS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumonia, Pneumocystis Carinii",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Primaquine",
          "type": "DRUG"
        },
        {
          "name": "Sulfamethoxazole-Trimethoprim",
          "type": "DRUG"
        },
        {
          "name": "Dapsone",
          "type": "DRUG"
        },
        {
          "name": "Clindamycin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 290,
      "start_date": null,
      "completion_date": "1994-09",
      "has_results": false,
      "last_update_posted_date": "2021-11-03",
      "last_synced_at": "2026-10-14T18:22:55.493Z",
      "location_count": 32,
      "location_summary": "Los Angeles, California • Palo Alto, California • San Francisco, California + 23 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "San Mateo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000640"
    },
    {
      "nct_id": "NCT01994538",
      "title": "Seven vs. 14 Days Treatment for Male Urinary Tract Infection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Urinary Tract Infections"
      ],
      "interventions": [
        {
          "name": "Longer therapy duration",
          "type": "OTHER"
        },
        {
          "name": "Shorter therapy duration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 273,
      "start_date": "2014-04-24",
      "completion_date": "2019-12-31",
      "has_results": true,
      "last_update_posted_date": "2021-06-02",
      "last_synced_at": "2026-10-14T18:22:55.493Z",
      "location_count": 2,
      "location_summary": "Minneapolis, Minnesota • Houston, Texas",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01994538"
    },
    {
      "nct_id": "NCT00000655",
      "title": "A Randomized, Double-Blind Study of 566C80 Versus Septra (Sulfamethoxazole/Trimethoprim) for the Treatment of Pneumocystis Carinii Pneumonia in AIDS Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pneumonia, Pneumocystis Carinii",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Atovaquone",
          "type": "DRUG"
        },
        {
          "name": "Sulfamethoxazole-Trimethoprim",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 300,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2011-03-01",
      "last_synced_at": "2026-10-14T18:22:55.493Z",
      "location_count": 27,
      "location_summary": "Birmingham, Alabama • Harbor City, California • Los Angeles, California + 15 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Harbor City",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000655"
    },
    {
      "nct_id": "NCT04502095",
      "title": "Prophylactic Antibiotics for Urinary Tract Infections After Robot-Assisted Radical Cystectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bladder Carcinoma",
        "Refractory Bladder Carcinoma",
        "Urinary Tract Infection"
      ],
      "interventions": [
        {
          "name": "Clindamycin",
          "type": "DRUG"
        },
        {
          "name": "Diary",
          "type": "OTHER"
        },
        {
          "name": "Ertapenem",
          "type": "DRUG"
        },
        {
          "name": "Levofloxacin",
          "type": "DRUG"
        },
        {
          "name": "Nitrofurantoin",
          "type": "DRUG"
        },
        {
          "name": "Trimethoprim-Sulfamethoxazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 89,
      "start_date": "2020-09-02",
      "completion_date": "2025-03-13",
      "has_results": true,
      "last_update_posted_date": "2026-09-29",
      "last_synced_at": "2026-10-14T18:22:55.493Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04502095"
    },
    {
      "nct_id": "NCT04263792",
      "title": "[18F]Fluoropropyl-Trimethoprim ([18F]F-TMP) PET/CT Imaging to Evaluate Biodistribution and Kinetics in Human Subjects",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Bacterial Infections"
      ],
      "interventions": [
        {
          "name": "[18F]fluoropropyl-trimethoprim",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2020-02-07",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-10-14T18:22:55.493Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04263792"
    },
    {
      "nct_id": "NCT00000748",
      "title": "A Randomized, Comparative, Prospective Study of Daily Trimethoprim / Sulfamethoxazole (TMS) and Thrice-Weekly TMS for Prophylaxis Against PCP in HIV-Infected Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumonia, Pneumocystis Carinii",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Sulfamethoxazole-Trimethoprim",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 2500,
      "start_date": null,
      "completion_date": "1996-11",
      "has_results": false,
      "last_update_posted_date": "2021-11-04",
      "last_synced_at": "2026-10-14T18:22:55.493Z",
      "location_count": 24,
      "location_summary": "San Francisco, California • Stanford, California • Denver, Colorado + 17 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000748"
    },
    {
      "nct_id": "NCT00001014",
      "title": "Trimetrexate Plus Leucovorin Calcium Rescue Versus Sulfamethoxazole-Trimethoprim in the Treatment of Pneumocystis Carinii Pneumonia (PCP) in Patients With AIDS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumonia, Pneumocystis Carinii",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Trimetrexate glucuronate",
          "type": "DRUG"
        },
        {
          "name": "Sulfamethoxazole-Trimethoprim",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin calcium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 302,
      "start_date": null,
      "completion_date": "1991-09",
      "has_results": false,
      "last_update_posted_date": "2021-11-04",
      "last_synced_at": "2026-10-14T18:22:55.493Z",
      "location_count": 6,
      "location_summary": "San Francisco, California • Chicago, Illinois • New Orleans, Louisiana + 3 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001014"
    },
    {
      "nct_id": "NCT03303677",
      "title": "Comparison of Topical Therapies in Post op Endoscopic Sinus Surgery Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Rhinosinusitis (Diagnosis)"
      ],
      "interventions": [
        {
          "name": "Saline Nasal",
          "type": "DRUG"
        },
        {
          "name": "Budesonide Nasal",
          "type": "DRUG"
        },
        {
          "name": "Topical Antibacterial (Product)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2018-04-01",
      "completion_date": "2019-11-01",
      "has_results": false,
      "last_update_posted_date": "2018-03-30",
      "last_synced_at": "2026-10-14T18:22:55.493Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03303677"
    },
    {
      "nct_id": "NCT00391651",
      "title": "Short Course Nitrofurantoin for Acute Cystitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Urinary Tract Infection"
      ],
      "interventions": [
        {
          "name": "Nitrofurantoin 100mg twice daily x 5 days",
          "type": "DRUG"
        },
        {
          "name": "TMP/SMX DS twice daily x 3 days",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 338,
      "start_date": "2002-01",
      "completion_date": "2005-07",
      "has_results": false,
      "last_update_posted_date": "2014-06-05",
      "last_synced_at": "2026-10-14T18:22:55.493Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00391651"
    }
  ]
}