{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=5-Aminolevulinic+Acid+%285-ALA%29",
    "query": {
      "intervention": "5-Aminolevulinic Acid (5-ALA)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 74,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=5-Aminolevulinic+Acid+%285-ALA%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T22:37:34.753Z",
  "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": "NCT01550705",
      "title": "Effect of Isoniazid on Protoporphyrin Levels in Erythropoietic Protoporphyria",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Erythropoietic Protoporphyria (EPP)",
        "X Linked Erythropoietic Protoporphyria"
      ],
      "interventions": [
        {
          "name": "Isoniazid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2012-03",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2017-01-16",
      "last_synced_at": "2026-10-04T22:37:34.753Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01550705"
    },
    {
      "nct_id": "NCT02560584",
      "title": "A Study of Blue Light Flexible Cystoscopy With Cysview in the Detection of Bladder Cancer in the Surveillance Setting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "Hexaminolevulinate hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "KARL STORZ D-Light C PDD Flexible Videoscope System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Photocure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 304,
      "start_date": "2015-10-01",
      "completion_date": "2017-04-05",
      "has_results": true,
      "last_update_posted_date": "2018-07-02",
      "last_synced_at": "2026-10-04T22:37:34.753Z",
      "location_count": 17,
      "location_summary": "Los Angeles, California • Chicago, Illinois • Iowa City, Iowa + 12 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02560584"
    },
    {
      "nct_id": "NCT05662202",
      "title": "Study to Evaluate the Safety, Tolerability and Efficacy of BF-200 ALA (Ameluz®) in the Field-directed Treatment of Actinic Keratosis (AK) on the Extremities and Neck/Trunk With Photodynamic Therapy (PDT) Using a RhodoLED Lamp",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "BF-200 ALA and red light LED lamp",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Vehicle and red light LED lamp",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Biofrontera Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 172,
      "start_date": "2022-12-12",
      "completion_date": "2026-07-01",
      "has_results": true,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-10-04T22:37:34.753Z",
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      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Greenwood Village",
          "state": "Colorado"
        },
        {
          "city": "Delray Beach",
          "state": "Florida"
        },
        {
          "city": "Snellville",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05662202"
    },
    {
      "nct_id": "NCT02119338",
      "title": "5-ALA in Recurrent Glioma",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glioma"
      ],
      "interventions": [
        {
          "name": "5-ala",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2014-02",
      "completion_date": "2017-09",
      "has_results": false,
      "last_update_posted_date": "2017-01-06",
      "last_synced_at": "2026-10-04T22:37:34.753Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02119338"
    },
    {
      "nct_id": "NCT05359419",
      "title": "Comparison of Two Modes of Photodynamic Therapy for the Treatment of Actinic Keratosis on the Upper Extremities",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Skin Neoplasms"
      ],
      "interventions": [
        {
          "name": "aminolevulinic acid hydrochloride gel, 10%",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "aminolevulinic acid HCl topical solution, 20%",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Goldman, Butterwick, Fitzpatrick and Groff",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "35 Years to 85 Years"
      },
      "enrollment_count": 20,
      "start_date": "2022-05-15",
      "completion_date": "2023-12-30",
      "has_results": false,
      "last_update_posted_date": "2022-05-04",
      "last_synced_at": "2026-10-04T22:37:34.753Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05359419"
    },
    {
      "nct_id": "NCT01522677",
      "title": "A Study of Neoadjuvant Photodynamic Immunomodulation for Colon Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Colon Cancer"
      ],
      "interventions": [
        {
          "name": "PDT with 5-ALA radiosensitization",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Edward Nelson",
      "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": "2012-08",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2016-12-01",
      "last_synced_at": "2026-10-04T22:37:34.753Z",
      "location_count": 2,
      "location_summary": "Orange, California • New York, New York",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01522677"
    },
    {
      "nct_id": "NCT02451579",
      "title": "A Clinical Trial Evaluating the Role of Systemic Antihistamine Therapy in the Reduction of Adverse Effects Associated With Topical 5-aminolevulinic Acid Photodynamic Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Actinic Keratoses"
      ],
      "interventions": [
        {
          "name": "Antihistamine Cetirizine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Goldman, Butterwick, Fitzpatrick and Groff",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2015-02",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2017-03-01",
      "last_synced_at": "2026-10-04T22:37:34.753Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02451579"
    },
    {
      "nct_id": "NCT02191488",
      "title": "ALA-induced PpIX Fluorescence During Brain Tumor Resection",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain Tumors"
      ],
      "interventions": [
        {
          "name": "5-aminolevulinic acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "David W. Roberts",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 540,
      "start_date": "2014-07",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-29",
      "last_synced_at": "2026-10-04T22:37:34.753Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02191488"
    },
    {
      "nct_id": "NCT03573401",
      "title": "Study to Evaluate the Safety and Efficacy of BF-200 ALA (Ameluz®) and BF-RhodoLED® in the Treatment of Superficial Basal Cell Carcinoma (sBCC) With Photodynamic Therapy (PDT).",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Superficial Basal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Photodynamic therapy (PDT) (ALA-PDT, Ameluz®-PDT)",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo Photodynamic therapy (PDT) (vehicle to BF-200 ALA containing no active ingredient)",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Biofrontera Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 187,
      "start_date": "2018-09-25",
      "completion_date": "2029-02",
      "has_results": true,
      "last_update_posted_date": "2026-01-14",
      "last_synced_at": "2026-10-04T22:37:34.753Z",
      "location_count": 18,
      "location_summary": "Phoenix, Arizona • Fountain Valley, California • San Diego, California + 14 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Greenwood Village",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03573401"
    },
    {
      "nct_id": "NCT00052637",
      "title": "Cystoscopy and Hexyl 5-Aminolevulinate in Detecting Carcinoma In Situ in Patients With Bladder Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "hexaminolevulinate",
          "type": "DRUG"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "cystoscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Photocure",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2001-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-10-23",
      "last_synced_at": "2026-10-04T22:37:34.753Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00052637"
    }
  ]
}