{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Buffered+Anesthetic&page=2",
    "query": {
      "intervention": "Buffered Anesthetic",
      "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+Anesthetic&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T01:51:05.390Z",
  "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": "NCT01981772",
      "title": "Efficacy of Buffered Lidocaine in Patients With Facial Swelling",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Orofacial Swelling"
      ],
      "interventions": [
        {
          "name": "4% lidocaine with 1:100,000 epinephrine",
          "type": "DRUG"
        },
        {
          "name": "4% buffered lidocaine with 1:100,000 epinephrine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ohio State 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": 88,
      "start_date": "2013-03",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2020-10-12",
      "last_synced_at": "2026-09-27T01:51:05.390Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01981772"
    },
    {
      "nct_id": "NCT01622296",
      "title": "Comparison of Pain of Conventional to Buffered Local Anesthesia During Injection in Pediatric Dental Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Sodium bicarbonate",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "9 Years to 12 Years"
      },
      "enrollment_count": 20,
      "start_date": "2012-04",
      "completion_date": "2013-07",
      "has_results": true,
      "last_update_posted_date": "2014-03-17",
      "last_synced_at": "2026-09-27T01:51:05.390Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01622296"
    },
    {
      "nct_id": "NCT02219308",
      "title": "Pain Control for Intrauterine Device Placement Using Paracervical Block",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain Due to Intrauterine Contraceptive Device"
      ],
      "interventions": [
        {
          "name": "Paracervical Block (PCB)",
          "type": "PROCEDURE"
        },
        {
          "name": "No Paracervical Block (Sham PCB)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 67,
      "start_date": "2014-10",
      "completion_date": "2017-10",
      "has_results": true,
      "last_update_posted_date": "2019-11-01",
      "last_synced_at": "2026-09-27T01:51:05.390Z",
      "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/NCT02219308"
    },
    {
      "nct_id": "NCT02620683",
      "title": "Clinical Outcomes of Buffered vs. Non-Buffered Lidocaine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Levels of Buffered vs Non-buffered Lidocaine",
        "Anesthetics, Local"
      ],
      "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": "2015-12",
      "completion_date": "2017-09",
      "has_results": true,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-09-27T01:51:05.390Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02620683"
    },
    {
      "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": "2026-09-27T01:51:05.390Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00456872"
    },
    {
      "nct_id": "NCT06047366",
      "title": "Combination of Buffered Anesthetic to Treat Mandibular Molars",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Symptomatic Irreversible Pulpitis"
      ],
      "interventions": [
        {
          "name": "Sodium bicarbonate",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine w/ epi",
          "type": "DRUG"
        },
        {
          "name": "Articaine w/ epi",
          "type": "DRUG"
        },
        {
          "name": "Mepivacaine plain",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 40,
      "start_date": "2023-12-05",
      "completion_date": "2024-05-15",
      "has_results": true,
      "last_update_posted_date": "2025-05-13",
      "last_synced_at": "2026-09-27T01:51:05.390Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06047366"
    },
    {
      "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": "2026-09-27T01:51:05.390Z",
      "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": "NCT06694714",
      "title": "Split Face Study of the Duration of Local Anesthetics - Fourth Arm",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anesthesia, Local"
      ],
      "interventions": [
        {
          "name": "0.5 ml lidocaine + epinephrine 1:100,000",
          "type": "DRUG"
        },
        {
          "name": "1.0 ml lidocaine + epinephrine 1:100,000",
          "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": 35,
      "start_date": "2025-01-21",
      "completion_date": "2027-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-09-27T01:51:05.390Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06694714"
    },
    {
      "nct_id": "NCT02007434",
      "title": "Patient Experience Study of Deoxycholic Acid Injection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Moderate or Severe Submental Fullness"
      ],
      "interventions": [
        {
          "name": "Deoxycholic Acid Injection",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Cold Compress",
          "type": "OTHER"
        },
        {
          "name": "Lidocaine / Epinephrine",
          "type": "DRUG"
        },
        {
          "name": "Loratadine",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Compression Chin Strap",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Kythera Biopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 84,
      "start_date": "2013-12",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2015-07-28",
      "last_synced_at": "2026-09-27T01:51:05.390Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02007434"
    },
    {
      "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": "2026-09-27T01:51:05.390Z",
      "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"
    }
  ]
}