{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=buffered+lidocaine&page=2",
    "query": {
      "intervention": "buffered lidocaine",
      "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?intervention=buffered+lidocaine&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T01:37:11.727Z",
  "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": "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": "2026-09-29T01:37:11.727Z",
      "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": "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": "2026-09-29T01:37:11.727Z",
      "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"
    },
    {
      "nct_id": "NCT01405768",
      "title": "Buffered Lidocaine for Loop Electrosurgical Excision Procedures (LEEPs)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Uterine Cervical Dysplasia"
      ],
      "interventions": [
        {
          "name": "sodium bicarbonate buffered lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Non-buffered lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 56,
      "start_date": "2011-07",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2014-07-28",
      "last_synced_at": "2026-09-29T01:37:11.727Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01405768"
    },
    {
      "nct_id": "NCT01628874",
      "title": "Jet Injection of 1% Buffered Lidocaine Versus Topical EMLA for Local Anesthesia Before Lumbar Puncture in Children",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lumbar Puncture",
        "Topical Analgesia"
      ],
      "interventions": [
        {
          "name": "J-Tip",
          "type": "DEVICE"
        },
        {
          "name": "EMLA",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 66,
      "start_date": "2012-09",
      "completion_date": "2016-08",
      "has_results": true,
      "last_update_posted_date": "2019-06-21",
      "last_synced_at": "2026-09-29T01:37:11.727Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01628874"
    },
    {
      "nct_id": "NCT06661902",
      "title": "Buffered Lidocaine for Reducing Pain in Patients Undergoing Prostate Biopsy, BURN Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Buffered Lidocaine (1% Lidocaine + 8.4% Sodium Bicarbonate, in a 3:1 ratio)",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "Biopsy of Prostate",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 350,
      "start_date": "2025-01-09",
      "completion_date": "2026-01-27",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-09-29T01:37:11.727Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06661902"
    },
    {
      "nct_id": "NCT02354092",
      "title": "Paracervical Block for Pain Control With Osmotic Dilator Placement",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abortion Late",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Local anesthetic for tenaculum placement",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham",
          "type": "PROCEDURE"
        },
        {
          "name": "Paracervical Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Dilator Placement",
          "type": "PROCEDURE"
        },
        {
          "name": "Post-procedural assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Preprocedural pain control",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "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": 14,
      "start_date": "2015-04-02",
      "completion_date": "2015-08-25",
      "has_results": true,
      "last_update_posted_date": "2019-06-11",
      "last_synced_at": "2026-09-29T01:37:11.727Z",
      "location_count": 2,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02354092"
    },
    {
      "nct_id": "NCT01868776",
      "title": "Effect of Buffered Numbing Solution on Patients With Toothaches",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Irreversible Pulpitis (Toothache)"
      ],
      "interventions": [
        {
          "name": "buffered lidocaine",
          "type": "DRUG"
        },
        {
          "name": "nonbuffered lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 100,
      "start_date": "2013-03",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2020-10-06",
      "last_synced_at": "2026-09-29T01:37:11.727Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01868776"
    },
    {
      "nct_id": "NCT02708433",
      "title": "Clinical Outcomes of Buffered 1% Lidocaine vs. Non-buffered 2% Lidocaine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anesthesia"
      ],
      "interventions": [
        {
          "name": "Lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 23,
      "start_date": "2016-03",
      "completion_date": "2017-09",
      "has_results": true,
      "last_update_posted_date": "2018-09-04",
      "last_synced_at": "2026-09-29T01:37:11.727Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02708433"
    },
    {
      "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": "2026-09-29T01:37:11.727Z",
      "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": "NCT06799494",
      "title": "HPV Vaccine Reduced Dose",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "HPV"
      ],
      "interventions": [
        {
          "name": "Gardasil-9",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Lidocaine injection",
          "type": "DRUG"
        },
        {
          "name": "Lorazepam",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 100,
      "start_date": "2025-08-06",
      "completion_date": "2028-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-29T01:37:11.727Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06799494"
    }
  ]
}