{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Plasma+Concentrations&page=2",
    "query": {
      "condition": "Plasma Concentrations",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Plasma+Concentrations&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T11:43:15.588Z",
  "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": "NCT05133830",
      "title": "Linerixibat and Obeticholic Acid Drug Interaction Study in Healthy Adult Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pruritus"
      ],
      "interventions": [
        {
          "name": "Obeticholic acid",
          "type": "DRUG"
        },
        {
          "name": "Linerixibat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 52,
      "start_date": "2021-11-23",
      "completion_date": "2022-05-31",
      "has_results": false,
      "last_update_posted_date": "2022-11-08",
      "last_synced_at": "2026-07-23T11:43:15.588Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05133830"
    },
    {
      "nct_id": "NCT01259102",
      "title": "Examine Plasma Concentrations of Buprenorphine Following Reapplication of Buprenorphine Transdermal System (BTDS) After Variable Application Site Rest Periods",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Buprenorphine transdermal patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Purdue Pharma LP",
      "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": 70,
      "start_date": "2000-11",
      "completion_date": "2001-03",
      "has_results": true,
      "last_update_posted_date": "2012-09-03",
      "last_synced_at": "2026-07-23T11:43:15.588Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01259102"
    },
    {
      "nct_id": "NCT01200875",
      "title": "Performance-Enhancing Effects of Platelet-Rich Plasma (PRP) Injections",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Tendinopathy",
        "Rheumatic Diseases"
      ],
      "interventions": [
        {
          "name": "Ultrasound-guided platelet-rich-plasma (PRP) injection",
          "type": "PROCEDURE"
        },
        {
          "name": "Platelet-Rich Plasma (PRP)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 25,
      "start_date": "2010-07",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2018-08-06",
      "last_synced_at": "2026-07-23T11:43:15.588Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01200875"
    },
    {
      "nct_id": "NCT02112851",
      "title": "Processed Orange and the Glycemic Response",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Maximum Observed Plasma Glucose Concentration (Cmax)"
      ],
      "interventions": [
        {
          "name": "Orange flavored beverage",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "PepsiCo Global R&D",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "30 Years to 65 Years · Male only"
      },
      "enrollment_count": 38,
      "start_date": "2014-03-07",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2021-03-10",
      "last_synced_at": "2026-07-23T11:43:15.588Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02112851"
    },
    {
      "nct_id": "NCT02073812",
      "title": "Evaluating the Plasma, Epithelial Lining, and Alveolar Macrophage Concentrations of Intravenous Carbavance™ (RPX2014/RPX7009) in Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "RPX7009 and RPX2014",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rempex Pharmaceuticals (a wholly owned subsidiary of The Medicines Company)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 26,
      "start_date": "2014-02",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2018-03-05",
      "last_synced_at": "2026-07-23T11:43:15.588Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02073812"
    },
    {
      "nct_id": "NCT00000912",
      "title": "A Study on Amprenavir in Combination With Other Anti-HIV Drugs in HIV-Positive Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Indinavir sulfate",
          "type": "DRUG"
        },
        {
          "name": "Abacavir sulfate",
          "type": "DRUG"
        },
        {
          "name": "Amprenavir",
          "type": "DRUG"
        },
        {
          "name": "Nelfinavir mesylate",
          "type": "DRUG"
        },
        {
          "name": "Efavirenz",
          "type": "DRUG"
        },
        {
          "name": "Levocarnitine",
          "type": "DRUG"
        },
        {
          "name": "Adefovir dipivoxil",
          "type": "DRUG"
        },
        {
          "name": "Saquinavir",
          "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": 475,
      "start_date": null,
      "completion_date": "2000-05",
      "has_results": false,
      "last_update_posted_date": "2021-10-29",
      "last_synced_at": "2026-07-23T11:43:15.588Z",
      "location_count": 44,
      "location_summary": "Los Angeles, California • Menlo Park, California • San Diego, California + 27 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Menlo Park",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000912"
    },
    {
      "nct_id": "NCT01625169",
      "title": "Etravirine Pharmacokinetics and HIV Viral Load in Breast Milk and Plasma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV"
      ],
      "interventions": [
        {
          "name": "Etravirine pharmacokinetics in breast milk and plasma",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 9,
      "start_date": "2010-04",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2014-08-13",
      "last_synced_at": "2026-07-23T11:43:15.588Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01625169"
    },
    {
      "nct_id": "NCT01691274",
      "title": "A Study In Healthy People To Evaluate Safety, Toleration And Time Course Of Plasma Concentration Of Multiple Oral Doses Of PF-04895162",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "PF-04895162",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 10,
      "start_date": "2012-10",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2013-03-28",
      "last_synced_at": "2026-07-23T11:43:15.588Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01691274"
    },
    {
      "nct_id": "NCT03630094",
      "title": "Plasma and Intrapulmonary Concentrations Study of WCK 5222",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "PHA1A"
      ],
      "interventions": [
        {
          "name": "FEP-ZID",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wockhardt",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 36,
      "start_date": "2017-03-31",
      "completion_date": "2017-07-30",
      "has_results": false,
      "last_update_posted_date": "2018-08-14",
      "last_synced_at": "2026-07-23T11:43:15.588Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03630094"
    },
    {
      "nct_id": "NCT04298099",
      "title": "Ropivacaine Plasma Concentrations and Pharmacokinetics Following Erector Spinae Plane Block in the Pediatric Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anesthesia, Local"
      ],
      "interventions": [
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "6 Months to 18 Years"
      },
      "enrollment_count": 4,
      "start_date": "2020-12-18",
      "completion_date": "2021-03-29",
      "has_results": true,
      "last_update_posted_date": "2024-05-17",
      "last_synced_at": "2026-07-23T11:43:15.588Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04298099"
    }
  ]
}