{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Period+B",
    "query": {
      "intervention": "Period B"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1553,
    "total_pages": 156,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Period+B&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T20:56:50.235Z",
  "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": "NCT00282308",
      "title": "A Study to Evaluate the Effects of Rituximab on Immune Responses in Subjects With Active Rheumatoid Arthritis Receiving Background Methotrexate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisone",
          "type": "DRUG"
        },
        {
          "name": "C. albicans",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tetanus toxoid adsorbed booster vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "23-valent pneumococcal polysaccharide vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Keyhole limpet hemocyanin",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 103,
      "start_date": "2006-01-23",
      "completion_date": "2012-05-28",
      "has_results": true,
      "last_update_posted_date": "2017-08-10",
      "last_synced_at": "2026-09-03T20:56:50.235Z",
      "location_count": 34,
      "location_summary": "Birmingham, Alabama • Paradise Valley, Arizona • Peoria, Arizona + 27 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Paradise Valley",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Palm Desert",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00282308"
    },
    {
      "nct_id": "NCT03743493",
      "title": "PCORnet Opioid Surveillance Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid Use",
        "Opioid Abuse"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Louisiana Public Health Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 15438284,
      "start_date": "2018-07-01",
      "completion_date": "2019-11-15",
      "has_results": false,
      "last_update_posted_date": "2020-11-12",
      "last_synced_at": "2026-09-03T20:56:50.235Z",
      "location_count": 24,
      "location_summary": "Irvine, California • La Jolla, California • Los Angeles, California + 15 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03743493"
    },
    {
      "nct_id": "NCT01981278",
      "title": "A Study to Assess Bioequivalence of a New Tapentadol Extended-Release 250-mg Tablet With Respect to a Tapentadol Extended-Release 250-mg Tablet in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Tapentadol ER 250-mg TRF tablet",
          "type": "DRUG"
        },
        {
          "name": "Tapentadol ER 250-mg PR2 tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Pharmaceutical Research & Development, L.L.C.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "19 Years to 55 Years"
      },
      "enrollment_count": 63,
      "start_date": "2010-07",
      "completion_date": "2010-08",
      "has_results": false,
      "last_update_posted_date": "2013-11-14",
      "last_synced_at": "2026-09-03T20:56:50.235Z",
      "location_count": 1,
      "location_summary": "Lincoln, Nebraska",
      "locations": [
        {
          "city": "Lincoln",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01981278"
    },
    {
      "nct_id": "NCT03300414",
      "title": "Biologic Basis of Liver Cancer From Chronic Hepatitis B",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hepatocellular Carcinoma",
        "Hepatitis B, Chronic"
      ],
      "interventions": [
        {
          "name": "One time blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2017-03-20",
      "completion_date": "2018-12-14",
      "has_results": false,
      "last_update_posted_date": "2019-04-11",
      "last_synced_at": "2026-09-03T20:56:50.235Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03300414"
    },
    {
      "nct_id": "NCT05722262",
      "title": "Study to Demonstrate the Bioequivalence of Single Oral Administration of K-001 Relative to Single Oral Coadministration of Separate Tablets of K-877-ER and CSG452",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "K-001",
          "type": "DRUG"
        },
        {
          "name": "K-877-ER",
          "type": "DRUG"
        },
        {
          "name": "CSG452",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kowa Research Institute, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 30,
      "start_date": "2023-02-24",
      "completion_date": "2023-04-05",
      "has_results": false,
      "last_update_posted_date": "2023-06-02",
      "last_synced_at": "2026-09-03T20:56:50.235Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05722262"
    },
    {
      "nct_id": "NCT04683679",
      "title": "A Study of Radiation Therapy With Pembrolizumab and Olaparib or Other Radiosensitizers in Women Who Have Triple-Negative or Hormone-Receptor Positive/Her2 Negative Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Triple Negative Breast Cancer",
        "TNBC - Triple-Negative Breast Cancer",
        "Breast Cancer",
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "Olaparib",
          "type": "DRUG"
        },
        {
          "name": "Radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 34,
      "start_date": "2021-04-21",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-09-03T20:56:50.235Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04683679"
    },
    {
      "nct_id": "NCT02914561",
      "title": "Filgotinib in the Induction and Maintenance of Remission in Adults With Moderately to Severely Active Crohn's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Crohn's Disease"
      ],
      "interventions": [
        {
          "name": "Filgotinib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Lakefront Biotherapeutics NV",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 1372,
      "start_date": "2016-10-31",
      "completion_date": "2022-11-11",
      "has_results": true,
      "last_update_posted_date": "2023-12-18",
      "last_synced_at": "2026-09-03T20:56:50.235Z",
      "location_count": 101,
      "location_summary": "Dothan, Alabama • Sun City, Arizona • Coronado, California + 82 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Coronado",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02914561"
    },
    {
      "nct_id": "NCT00686959",
      "title": "Chemotherapy and Radiation in Treating Participants With Stage 3 Non-Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Non Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Pemetrexed",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Vinorelbine",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Thoracic Radiation Therapy (TRT)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 598,
      "start_date": "2008-09",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2016-06-28",
      "last_synced_at": "2026-09-03T20:56:50.235Z",
      "location_count": 50,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Tucson, Arizona + 47 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00686959"
    },
    {
      "nct_id": "NCT03001024",
      "title": "WayToServe Español: Online Responsible Beverage Service Training for Spanish-Speaking Servers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcoholic Intoxication"
      ],
      "interventions": [
        {
          "name": "Implementation of WayToServe Español",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual and Customary RBS Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Klein Buendel, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 79,
      "start_date": "2016-12",
      "completion_date": "2021-10-31",
      "has_results": false,
      "last_update_posted_date": "2022-03-11",
      "last_synced_at": "2026-09-03T20:56:50.235Z",
      "location_count": 2,
      "location_summary": "Golden, Colorado • El Paso, Texas",
      "locations": [
        {
          "city": "Golden",
          "state": "Colorado"
        },
        {
          "city": "El Paso",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03001024"
    },
    {
      "nct_id": "NCT03575325",
      "title": "Vyxeos(CPX-351) in Adults w R/R Acute Lymphoblastic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lymphoid Leukemia",
        "Acute Lymphoblastic Leukemia",
        "Refractory Acute Lymphoblastic Leukemia",
        "Relapsed Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "CPX-351",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2018-10-11",
      "completion_date": "2023-09-14",
      "has_results": true,
      "last_update_posted_date": "2024-12-12",
      "last_synced_at": "2026-09-03T20:56:50.235Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03575325"
    }
  ]
}