{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ALO-02",
    "query": {
      "intervention": "ALO-02"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T18:00:48.041Z",
  "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": "NCT01571362",
      "title": "A Research Study of an Investigational Drug ALO-02 (Oxycodone Hydrochloride and Naltrexone Hydrochloride) in Patients With Moderate to Severe Chronic Low Back Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Pain",
        "Low Back Pain",
        "Analgesia"
      ],
      "interventions": [
        {
          "name": "ALO-02",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 410,
      "start_date": "2012-06",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2017-04-04",
      "last_synced_at": "2026-09-02T18:00:48.041Z",
      "location_count": 52,
      "location_summary": "Mobile, Alabama • Goodyear, Arizona • Phoenix, Arizona + 38 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01571362"
    },
    {
      "nct_id": "NCT01428583",
      "title": "Safety Study of Oxycodone Hydrochloride and Naltrexone Hydrochloride Extended-Release Capsules in Subjects With Moderate to Severe Chronic Noncancer Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Noncancer Pain"
      ],
      "interventions": [
        {
          "name": "oxycodone HCl and naltrexone HCl extended-release capsules",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 395,
      "start_date": "2010-12",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2016-11-21",
      "last_synced_at": "2026-09-02T18:00:48.041Z",
      "location_count": 32,
      "location_summary": "DeLand, Florida • Jacksonville, Florida • Jupiter, Florida + 27 more",
      "locations": [
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jupiter",
          "state": "Florida"
        },
        {
          "city": "Ormond Beach",
          "state": "Florida"
        },
        {
          "city": "Ormond Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01428583"
    },
    {
      "nct_id": "NCT01456507",
      "title": "Healthy Volunteers Study to Estimate the Effects of Food on the Bioavailability of Oxycodone and Naltrexone/6- Β -Naltrexol From a Extended Release Formulation of Oxycodone With Sequestered Naltrexone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "ALO-02 (Oxycodone Naltrexone)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 24,
      "start_date": "2011-10",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2018-09-28",
      "last_synced_at": "2026-09-02T18:00:48.041Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01456507"
    },
    {
      "nct_id": "NCT01677039",
      "title": "Study to Determine the Effects of Co-Administration of Alcohol on the Absorption of Oxycodone From a Proprietary Controlled-Release Formulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Test formulation administered with water",
          "type": "DRUG"
        },
        {
          "name": "Test formulation administered with 20% ethanol",
          "type": "DRUG"
        },
        {
          "name": "Test formulation administered with 40% ethanol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 19,
      "start_date": "2012-09",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2012-12-11",
      "last_synced_at": "2026-09-02T18:00:48.041Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01677039"
    },
    {
      "nct_id": "NCT02680847",
      "title": "Safety and Pharmacokinetic Study of ALO-02 in Children Ages 7-17 With Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Moderate-severe Pain"
      ],
      "interventions": [
        {
          "name": "ALO-02",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "7 Years to 17 Years"
      },
      "enrollment_count": 32,
      "start_date": "2016-01-21",
      "completion_date": "2018-01-24",
      "has_results": true,
      "last_update_posted_date": "2018-09-25",
      "last_synced_at": "2026-09-02T18:00:48.041Z",
      "location_count": 16,
      "location_summary": "Lancaster, California • Los Angeles, California • Sacramento, California + 4 more",
      "locations": [
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02680847"
    },
    {
      "nct_id": "NCT01677065",
      "title": "A Randomized, Two-way, Crossover Study to Estimate the Relative Bioavailability of a Controlled-release Formulation of Oxycodone (40 mg) With Sequestered Naltrexone Compared With Immediate-release Oxycodone Tablets (20 mg) in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Oxycodone controlled-release test formulation",
          "type": "DRUG"
        },
        {
          "name": "Immediate-release reference drug",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 14,
      "start_date": "2012-09",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2018-09-28",
      "last_synced_at": "2026-09-02T18:00:48.041Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01677065"
    },
    {
      "nct_id": "NCT01557257",
      "title": "Pharmacokinetics Study of ALO-02 and OxyContin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Management of Moderate to Severe Pain"
      ],
      "interventions": [
        {
          "name": "ALO-02",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone block",
          "type": "DRUG"
        },
        {
          "name": "OxyContin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 13,
      "start_date": "2012-03",
      "completion_date": "2012-05",
      "has_results": false,
      "last_update_posted_date": "2012-06-28",
      "last_synced_at": "2026-09-02T18:00:48.041Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01557257"
    }
  ]
}