{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Desvenlafaxine+Succinate+Sustained-Release+%28DVS+SR%29",
    "query": {
      "intervention": "Desvenlafaxine Succinate Sustained-Release (DVS SR)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 26,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Desvenlafaxine+Succinate+Sustained-Release+%28DVS+SR%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T08:08:13.973Z",
  "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": "NCT00887224",
      "title": "Relapse Prevention Study Of Desvenlafaxine Succinate Sustained Release In Outpatients With Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Desvenlafaxine succinate sustained release 50 mg",
          "type": "DRUG"
        },
        {
          "name": "Desvenlafaxine succinate sustained release 25 mg",
          "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": 874,
      "start_date": "2009-06",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2014-11-21",
      "last_synced_at": "2026-10-07T08:08:13.973Z",
      "location_count": 21,
      "location_summary": "Beverly Hills, California • Encino, California • Los Alamitos, California + 16 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "Los Alamitos",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00887224"
    },
    {
      "nct_id": "NCT00384033",
      "title": "Study Evaluating Desvenlafaxine Succinate Sustained Release (DVS SR) In The Treatment Of Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Depressive Disorder, Major"
      ],
      "interventions": [
        {
          "name": "Desvenlafaxine Succinate Sustained-Release (DVS SR)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Duloxetine 60 mg/day",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 638,
      "start_date": "2006-09",
      "completion_date": "2007-09",
      "has_results": true,
      "last_update_posted_date": "2012-03-15",
      "last_synced_at": "2026-10-07T08:08:13.973Z",
      "location_count": 22,
      "location_summary": "Beverly Hills, California • Burbank, California • Encino, California + 19 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "Los Alamitos",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00384033"
    },
    {
      "nct_id": "NCT01371708",
      "title": "A 6-Month Extension Study To The B2061032 Study To Evaluate The Safety, Tolerability, And Efficacy Of DVS SR In The Treatment Of Child And Adolescent Outpatients With MDD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "DVS SR",
          "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": 283,
      "start_date": "2012-02-02",
      "completion_date": "2016-04-22",
      "has_results": true,
      "last_update_posted_date": "2017-07-27",
      "last_synced_at": "2026-10-07T08:08:13.973Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Imperial, California + 28 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Imperial",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01371708"
    },
    {
      "nct_id": "NCT00440427",
      "title": "Study Evalutating the Pharmacokinetics (PK) and Safety of a Single Dose of Desvenlafaxine Sustained Release (DVS SR)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Depressive Disorder, Major"
      ],
      "interventions": [
        {
          "name": "Desvenlafaxine Sustained Release (DVS SR)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wyeth is now a wholly owned subsidiary of 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": 12,
      "start_date": "2007-02",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2007-12-05",
      "last_synced_at": "2026-10-07T08:08:13.973Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00440427"
    },
    {
      "nct_id": "NCT00424892",
      "title": "Study Evaluating DVS SR in Patients With Fibromyalgia Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Fibromyalgia"
      ],
      "interventions": [
        {
          "name": "Desvenlafaxine Sustained Release",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wyeth is now a wholly owned subsidiary of Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": null,
      "completion_date": "2007-06",
      "has_results": false,
      "last_update_posted_date": "2007-12-06",
      "last_synced_at": "2026-10-07T08:08:13.973Z",
      "location_count": 59,
      "location_summary": "Huntsville, Alabama • Mobile, Alabama • Phoenix, Arizona + 52 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00424892"
    },
    {
      "nct_id": "NCT00619619",
      "title": "Study Evaluating Desvenlafaxine Succinate Sustained-Release (DVS SR) In The Treatment Of Child And Adolescent Outpatients With Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Depression",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Desvenlafaxine Succinate Sustained-Release Tablets (DVS SR)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wyeth is now a wholly owned subsidiary of 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": 59,
      "start_date": "2008-02",
      "completion_date": "2009-11",
      "has_results": true,
      "last_update_posted_date": "2011-02-23",
      "last_synced_at": "2026-10-07T08:08:13.973Z",
      "location_count": 9,
      "location_summary": "Little Rock, Arkansas • North Miami, Florida • Terre Haute, Indiana + 6 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "North Miami",
          "state": "Florida"
        },
        {
          "city": "Terre Haute",
          "state": "Indiana"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00619619"
    },
    {
      "nct_id": "NCT01371734",
      "title": "A Study Of DVS SR In Treatment Of Children And Adolescent Outpatients With MDD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Desvenlafaxine Succinate Sustained-Release",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "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": 363,
      "start_date": "2011-08",
      "completion_date": "2015-09",
      "has_results": true,
      "last_update_posted_date": "2017-03-20",
      "last_synced_at": "2026-10-07T08:08:13.973Z",
      "location_count": 39,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Imperial, California + 30 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Imperial",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01371734"
    },
    {
      "nct_id": "NCT01188668",
      "title": "Open Label Drug Interaction Study Evaluating Desvenlafaxine Succinate Sustained Release (DVS SR) 100mg On The Pharmacokinetics Of Aripiprazole When Coadministered To Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pharmacokinetics",
        "Cytochrome P-450 CYP2D6",
        "CYP3A4 Protein, Human"
      ],
      "interventions": [
        {
          "name": "Aripiprazole",
          "type": "DRUG"
        },
        {
          "name": "Aripiprazole + desvenlafaxine succinate sustained release",
          "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": 38,
      "start_date": "2010-08",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2011-11-07",
      "last_synced_at": "2026-10-07T08:08:13.973Z",
      "location_count": 2,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01188668"
    },
    {
      "nct_id": "NCT01372150",
      "title": "A Study Of DVS SR In Treatment Of Children And Adolescent Outpatients With MDD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "desvenlafaxine succinate sustained release",
          "type": "DRUG"
        },
        {
          "name": "fluoxetine",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "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": 340,
      "start_date": "2011-11-17",
      "completion_date": "2015-03-20",
      "has_results": true,
      "last_update_posted_date": "2019-01-15",
      "last_synced_at": "2026-10-07T08:08:13.973Z",
      "location_count": 41,
      "location_summary": "Dothan, Alabama • Goodyear, Arizona • Tucson, Arizona + 31 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01372150"
    },
    {
      "nct_id": "NCT00952653",
      "title": "Study Evaluating the Effect of Desvenlafaxine on the Pharmacokinetics of Midazolam",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Desvenlafaxine Succinate Sustained Release",
          "type": "DRUG"
        },
        {
          "name": "Midazolam",
          "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": 28,
      "start_date": "2010-06",
      "completion_date": "2010-08",
      "has_results": true,
      "last_update_posted_date": "2011-08-15",
      "last_synced_at": "2026-10-07T08:08:13.973Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00952653"
    }
  ]
}