{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+hydrogel",
    "query": {
      "intervention": "placebo hydrogel"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+hydrogel&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T15:15:46.662Z",
  "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": "NCT05251337",
      "title": "Use of Aromatherapy to Reduce Symptom Burden",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anxiety",
        "Chemotherapy-induced Nausea and Vomiting"
      ],
      "interventions": [
        {
          "name": "Essential oils",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 92,
      "start_date": "2022-03-07",
      "completion_date": "2023-06-22",
      "has_results": true,
      "last_update_posted_date": "2024-05-16",
      "last_synced_at": "2026-09-09T15:15:46.662Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05251337"
    },
    {
      "nct_id": "NCT00795106",
      "title": "Trial to Evaluate the Efficacy of Topical Capsaicin to Reduce Pain and Improve Health-related Quality of Life in Adults With Chronic Myofascial Neck Pain",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Myofascial Pain Syndrome"
      ],
      "interventions": [
        {
          "name": "Capsaicin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stamford Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2009-11",
      "completion_date": "2010-11",
      "has_results": false,
      "last_update_posted_date": "2016-12-06",
      "last_synced_at": "2026-09-09T15:15:46.662Z",
      "location_count": 1,
      "location_summary": "Stamford, Connecticut",
      "locations": [
        {
          "city": "Stamford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00795106"
    },
    {
      "nct_id": "NCT02187549",
      "title": "Safety and Effectiveness Study of a Non-Crosslinked HA Alkylamide HYADD(TM) 4 Hydrogel for Osteoarthritis of the Knee",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "HYMOVIS",
          "type": "DEVICE"
        },
        {
          "name": "Placebo",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Fidia Farmaceutici s.p.a.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 332,
      "start_date": "2014-06",
      "completion_date": "2016-03",
      "has_results": false,
      "last_update_posted_date": "2015-10-05",
      "last_synced_at": "2026-09-09T15:15:46.662Z",
      "location_count": 21,
      "location_summary": "Birmingham, Alabama • Brimingham, Alabama • Phoenix, Arizona + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Brimingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Carmichael",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02187549"
    },
    {
      "nct_id": "NCT05242367",
      "title": "Electrical Vestibular Nerve Stimulation (VeNS) as a Treatment for PTSD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Modius Spero active device",
          "type": "DEVICE"
        },
        {
          "name": "Sham device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Neurovalens Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "22 Years to 80 Years"
      },
      "enrollment_count": 383,
      "start_date": "2023-02-13",
      "completion_date": "2024-12-02",
      "has_results": false,
      "last_update_posted_date": "2025-06-04",
      "last_synced_at": "2026-09-09T15:15:46.662Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05242367"
    },
    {
      "nct_id": "NCT04362670",
      "title": "Study to Evaluate the Safety, Tolerability, and Efficacy of OTX-CSI in Subjects With Dry Eye Disease.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Dry Eye Disease"
      ],
      "interventions": [
        {
          "name": "OTX-CSI",
          "type": "DRUG"
        },
        {
          "name": "Placebo Vehicle",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Ocular Therapeutix, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 153,
      "start_date": "2020-04-23",
      "completion_date": "2021-08-11",
      "has_results": true,
      "last_update_posted_date": "2023-11-14",
      "last_synced_at": "2026-09-09T15:15:46.662Z",
      "location_count": 15,
      "location_summary": "Garden Grove, California • Inglewood, California • Mission Hills, California + 11 more",
      "locations": [
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "Inglewood",
          "state": "California"
        },
        {
          "city": "Mission Hills",
          "state": "California"
        },
        {
          "city": "Delray Beach",
          "state": "Florida"
        },
        {
          "city": "Largo",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04362670"
    },
    {
      "nct_id": "NCT00594022",
      "title": "Evaluation of Vestibular Stimulation to Help Occasional Sleeplessness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia",
        "Sleeplessness",
        "Transient Insomnia"
      ],
      "interventions": [
        {
          "name": "Electric stimulation of the Vestibular Nerve - \"VirtuSom\"",
          "type": "DEVICE"
        },
        {
          "name": "Electric stim of the Vestibular Nerve - \"VirtuSom\" - SHAM",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Philips Respironics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 349,
      "start_date": "2007-10",
      "completion_date": "2008-07",
      "has_results": true,
      "last_update_posted_date": "2019-01-07",
      "last_synced_at": "2026-09-09T15:15:46.662Z",
      "location_count": 6,
      "location_summary": "Atlanta, Georgia • New York, New York • Rochester, New York + 2 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00594022"
    },
    {
      "nct_id": "NCT05200858",
      "title": "Transcutaneous Electrical Nerve Stimulation (TENS) in Patients With Postacute Sequelae of Sars-CoV-2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postacute Sequelae of Sars-CoV-2",
        "Post-Acute COVID-19 Syndrome",
        "Widespread Chronic Pain",
        "Fatigue Syndrome, Chronic",
        "Gait, Unsteady"
      ],
      "interventions": [
        {
          "name": "TENS - high-dose",
          "type": "DEVICE"
        },
        {
          "name": "TENS - low-dose",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2022-03-01",
      "completion_date": "2023-12-01",
      "has_results": true,
      "last_update_posted_date": "2024-07-16",
      "last_synced_at": "2026-09-09T15:15:46.662Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05200858"
    },
    {
      "nct_id": "NCT05917912",
      "title": "EASE (Efficacy of ATX01 Study in Erythromelalgia)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Erythromelalgia"
      ],
      "interventions": [
        {
          "name": "Amitriptyline Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AlgoTherapeutix",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2023-06-14",
      "completion_date": "2024-02-29",
      "has_results": false,
      "last_update_posted_date": "2024-04-18",
      "last_synced_at": "2026-09-09T15:15:46.662Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05917912"
    },
    {
      "nct_id": "NCT03588130",
      "title": "A Study to Evaluate the Safety and the Efficacy of EscharEx (EX-02 Formulation) in Debridement of Venous Leg Ulcers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Venous Leg Ulcer"
      ],
      "interventions": [
        {
          "name": "EscharEx (5% EX-02 formulation)",
          "type": "DRUG"
        },
        {
          "name": "Gel Vehicle",
          "type": "DRUG"
        },
        {
          "name": "Non-surgical standard of care (NSSOC)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "MediWound Ltd",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 120,
      "start_date": "2019-12-02",
      "completion_date": "2022-03-23",
      "has_results": false,
      "last_update_posted_date": "2022-11-14",
      "last_synced_at": "2026-09-09T15:15:46.662Z",
      "location_count": 21,
      "location_summary": "Carlsbad, California • Fresno, California • Los Angeles, California + 17 more",
      "locations": [
        {
          "city": "Carlsbad",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Redwood City",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03588130"
    },
    {
      "nct_id": "NCT00764361",
      "title": "Safety Study of Topical Doxycycline Gel for Adult Diabetic Lower Extremity Ulcers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diabetic Foot Ulcer"
      ],
      "interventions": [
        {
          "name": "doxycycline",
          "type": "DRUG"
        },
        {
          "name": "placebo gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "NanoSHIFT LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2009-01",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2017-04-07",
      "last_synced_at": "2026-09-09T15:15:46.662Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00764361"
    }
  ]
}