{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=buffered+lidocaine",
    "query": {
      "intervention": "buffered lidocaine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 61,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=buffered+lidocaine&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T20:23:47.006Z",
  "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": "NCT04055116",
      "title": "Buffered Lidocaine in the Pediatric Dental Patient",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pediatric Dentistry"
      ],
      "interventions": [
        {
          "name": "Buffered Lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Geisinger Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "4 Years to 17 Years"
      },
      "enrollment_count": 64,
      "start_date": "2019-11-11",
      "completion_date": "2022-03-01",
      "has_results": true,
      "last_update_posted_date": "2023-04-07",
      "last_synced_at": "2026-09-10T20:23:47.006Z",
      "location_count": 1,
      "location_summary": "Danville, Pennsylvania",
      "locations": [
        {
          "city": "Danville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04055116"
    },
    {
      "nct_id": "NCT05767749",
      "title": "Split Face Study of the Duration of Local Anesthetics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anesthetics, Local"
      ],
      "interventions": [
        {
          "name": "lidocaine + epinephrine 1:100,000",
          "type": "DRUG"
        },
        {
          "name": "Ropivacaine 0.5% Injectable Solution",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine 0.5% Injectable Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2023-03-14",
      "completion_date": "2023-07-31",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-09-10T20:23:47.006Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05767749"
    },
    {
      "nct_id": "NCT06960317",
      "title": "Empathy Through Pain Control: Lidocaine Paracervical Block for IUD Placements",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contraception",
        "Pain, Acute",
        "Anesthesia, Local"
      ],
      "interventions": [
        {
          "name": "Buffered Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Sham Comparator",
          "type": "OTHER"
        },
        {
          "name": "Unbuffered lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Xylocaine jelly 2%",
          "type": "DRUG"
        },
        {
          "name": "Surgilube",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 204,
      "start_date": "2025-06-04",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-06-13",
      "last_synced_at": "2026-09-10T20:23:47.006Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06960317"
    },
    {
      "nct_id": "NCT05169190",
      "title": "Stellate Ganglion Block for PTSD",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Stellate Ganglion Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham Stellate Ganglion Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 410,
      "start_date": "2022-11-17",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-03",
      "last_synced_at": "2026-09-10T20:23:47.006Z",
      "location_count": 6,
      "location_summary": "Long Beach, California • Tampa, Florida • Minneapolis, Minnesota + 3 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "White River Junction",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05169190"
    },
    {
      "nct_id": "NCT00456872",
      "title": "Contrast of Buffered Vs. Unbuffered Lidocaine in Bone Marrow Biopsies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2004-12",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2017-04-04",
      "last_synced_at": "2026-09-10T20:23:47.006Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00456872"
    },
    {
      "nct_id": "NCT01094366",
      "title": "Paracervical Block for Pain Control in First Trimester Abortion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Legal Abortion With Complication",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Paracervical Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham Paracervical Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 121,
      "start_date": "2010-04",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2019-12-27",
      "last_synced_at": "2026-09-10T20:23:47.006Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01094366"
    },
    {
      "nct_id": "NCT02209272",
      "title": "Comparison of Bacteriostatic Saline to Buffered Lidocaine for Ultrasound Guided Hip Joint Injection Local Anesthesia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hip Pain"
      ],
      "interventions": [
        {
          "name": "bacteriostatic saline",
          "type": "DRUG"
        },
        {
          "name": "buffered lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 68,
      "start_date": "2014-08",
      "completion_date": "2018-02",
      "has_results": true,
      "last_update_posted_date": "2019-04-11",
      "last_synced_at": "2026-09-10T20:23:47.006Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02209272"
    },
    {
      "nct_id": "NCT02234193",
      "title": "Reducing Side-effects of Autologous Skin Tissue Harvesting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Scar"
      ],
      "interventions": [
        {
          "name": "Micro biopsy",
          "type": "DEVICE"
        },
        {
          "name": "Lidocaine with epinephrine",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 8,
      "start_date": "2016-06-01",
      "completion_date": "2019-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-02",
      "last_synced_at": "2026-09-10T20:23:47.006Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02234193"
    },
    {
      "nct_id": "NCT05757648",
      "title": "Buffered Local Anesthetic",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Dental Pain"
      ],
      "interventions": [
        {
          "name": "Non-buffered Anesthetic",
          "type": "DRUG"
        },
        {
          "name": "Buffered Anesthetic",
          "type": "DRUG"
        },
        {
          "name": "Onset",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "2 Years to 6 Years"
      },
      "enrollment_count": 20,
      "start_date": "2020-12-08",
      "completion_date": "2023-06-12",
      "has_results": true,
      "last_update_posted_date": "2024-07-17",
      "last_synced_at": "2026-09-10T20:23:47.006Z",
      "location_count": 2,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05757648"
    },
    {
      "nct_id": "NCT02698527",
      "title": "The Effect of Buffered Lidocaine Versus Nonbuffered Lidocaine on Pain Scores During Infiltration for Vulvar Biopsies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Genital Diseases, Female"
      ],
      "interventions": [
        {
          "name": "Non-Buffered Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Buffered Lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Women and Infants Hospital of Rhode Island",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 99 Years · Female only"
      },
      "enrollment_count": 128,
      "start_date": "2015-06",
      "completion_date": "2018-04",
      "has_results": false,
      "last_update_posted_date": "2018-10-10",
      "last_synced_at": "2026-09-10T20:23:47.006Z",
      "location_count": 2,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02698527"
    }
  ]
}