{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%EF%BC%88Microcrystalline+Cellulose%EF%BC%89",
    "query": {
      "intervention": "Placebo （Microcrystalline Cellulose）"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 311,
    "total_pages": 32,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%EF%BC%88Microcrystalline+Cellulose%EF%BC%89&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T15:30:08.795Z",
  "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": "NCT01317563",
      "title": "Antioxidant Therapy in Lean and Obese Asthmatics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Vitamins A, E, C & Selenium",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Nemours Children's Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "12 Years to 25 Years"
      },
      "enrollment_count": 43,
      "start_date": "2008-07",
      "completion_date": "2016-03",
      "has_results": false,
      "last_update_posted_date": "2016-03-22",
      "last_synced_at": "2026-10-09T15:30:08.795Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01317563"
    },
    {
      "nct_id": "NCT06025630",
      "title": "Targeting Endoplasmic Reticulum Stress in Human Hypertension",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "TUDCA",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of North Texas Health Science Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 70,
      "start_date": "2023-08-15",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-28",
      "last_synced_at": "2026-10-09T15:30:08.795Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06025630"
    },
    {
      "nct_id": "NCT07227649",
      "title": "NAC-REPAIR for Post-surgical Pain",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Carpal Tunnel Surgery",
        "Trigger Finger Disorder",
        "De Quervain Syndrome",
        "Guyon's Canal",
        "Dupuytren Contracture",
        "Morton Neuroma",
        "Tarsal Tunnel Syndrome",
        "Plantar Fasciopathy",
        "Peroneal Nerve Entrapment"
      ],
      "interventions": [
        {
          "name": "NAC",
          "type": "DRUG"
        },
        {
          "name": "NAC 0mg/day (Placebo)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arizona",
      "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": 80,
      "start_date": "2026-10-15",
      "completion_date": "2027-07-15",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-10-09T15:30:08.795Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07227649"
    },
    {
      "nct_id": "NCT04775654",
      "title": "The Effects of Blackcurrant Supplementation on Eye Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eye Strain",
        "Eye Fatigue"
      ],
      "interventions": [
        {
          "name": "Blackcurrant",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Nutraceuticals Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 60 Years · Female only"
      },
      "enrollment_count": 57,
      "start_date": "2021-03-01",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-01-24",
      "last_synced_at": "2026-10-09T15:30:08.795Z",
      "location_count": 1,
      "location_summary": "Franklin, Tennessee",
      "locations": [
        {
          "city": "Franklin",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04775654"
    },
    {
      "nct_id": "NCT00730184",
      "title": "Does Potassium Bicarbonate Improve the Effect of Dietary Protein on Bone and Muscle?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoporosis",
        "Sarcopenia"
      ],
      "interventions": [
        {
          "name": "potassium bicarbonate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo (microcrystalline cellulose)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Tufts University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2007-02",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2008-08-08",
      "last_synced_at": "2026-10-09T15:30:08.795Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00730184"
    },
    {
      "nct_id": "NCT06472791",
      "title": "Centella Asiatica in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Endothelial Dysfunction"
      ],
      "interventions": [
        {
          "name": "Centella Asiatica",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Comparator",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "National University of Natural Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 23,
      "start_date": "2025-02-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-01",
      "last_synced_at": "2026-10-09T15:30:08.795Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06472791"
    },
    {
      "nct_id": "NCT05381025",
      "title": "Kavalactones on Sleep and Cortisol in Healthy Special Forces Trainees",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep"
      ],
      "interventions": [
        {
          "name": "Kava (Piper methysticum) extract",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Thorne HealthTech, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 15,
      "start_date": "2022-05-11",
      "completion_date": "2022-10-09",
      "has_results": false,
      "last_update_posted_date": "2022-10-13",
      "last_synced_at": "2026-10-09T15:30:08.795Z",
      "location_count": 1,
      "location_summary": "Virginia Beach, Virginia",
      "locations": [
        {
          "city": "Virginia Beach",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05381025"
    },
    {
      "nct_id": "NCT05510115",
      "title": "Feasibility of Study of Empagliflozin in Patients With Autosomal Dominant Polycystic Kidney Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Polycystic Kidney, Autosomal Dominant"
      ],
      "interventions": [
        {
          "name": "Empagliflozin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 50,
      "start_date": "2022-11-18",
      "completion_date": "2026-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-10-09T15:30:08.795Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05510115"
    },
    {
      "nct_id": "NCT07115056",
      "title": "Extended Oral Tranexamic Acid After Anterior Cruciate Ligament Reconstruction",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "ACL Injury",
        "ACL Tears",
        "ACL Surgery"
      ],
      "interventions": [
        {
          "name": "Tranexamic Acid (TXA)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Campbell Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "22 Years",
        "sex": "ALL",
        "summary": "14 Years to 22 Years"
      },
      "enrollment_count": 0,
      "start_date": "2026-04-01",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-10-09T15:30:08.795Z",
      "location_count": 6,
      "location_summary": "Evanston, Illinois • Chesterfield, Missouri • Durham, North Carolina + 3 more",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Chesterfield",
          "state": "Missouri"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07115056"
    },
    {
      "nct_id": "NCT01495195",
      "title": "Combined Donepezil and Selegiline Effects on Cocaine-Reinforced Behavior",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cocaine Use Disorders"
      ],
      "interventions": [
        {
          "name": "High-dose donepezil",
          "type": "DRUG"
        },
        {
          "name": "Low-dose donepezil",
          "type": "DRUG"
        },
        {
          "name": "Selegiline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Midwest Biomedical Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 12,
      "start_date": "2012-02",
      "completion_date": "2013-05",
      "has_results": false,
      "last_update_posted_date": "2013-12-18",
      "last_synced_at": "2026-10-09T15:30:08.795Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01495195"
    }
  ]
}