{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=retrieval-based+word+learning",
    "query": {
      "intervention": "retrieval-based word learning"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 14,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=retrieval-based+word+learning&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T12:57:59.158Z",
  "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": "NCT04105530",
      "title": "Transcranial Direct Current Stimulation of the Temporal Cortex in Survivors of Childhood Acute Lymphoblastic Leukemia (ALL)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "Transcranial Direct Current Stimulation",
        "Executive Dysfunction"
      ],
      "interventions": [
        {
          "name": "Anodal tDCS treatment",
          "type": "DEVICE"
        },
        {
          "name": "Cathodal tDCS treatment",
          "type": "DEVICE"
        },
        {
          "name": "Sham treatment",
          "type": "DEVICE"
        },
        {
          "name": "NIH Toolbox List Sorting Working Memory Test",
          "type": "OTHER"
        },
        {
          "name": "NIH Toolbox Flanker Inhibitory Control and Attention Test",
          "type": "OTHER"
        },
        {
          "name": "Grooved Peg Board Test",
          "type": "OTHER"
        },
        {
          "name": "Buschke Selective Reminding Test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "215 Months",
        "sex": "ALL",
        "summary": "8 Years to 215 Months"
      },
      "enrollment_count": 36,
      "start_date": "2019-11-18",
      "completion_date": "2024-09",
      "has_results": false,
      "last_update_posted_date": "2024-01-12",
      "last_synced_at": "2026-09-04T12:57:59.158Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04105530"
    },
    {
      "nct_id": "NCT06808048",
      "title": "Medical Cannabis and Behavior",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain Patients",
        "Medical Cannabis Users"
      ],
      "interventions": [
        {
          "name": "Cognitive testing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Task-based fMRI measure of face-name and verbal learning",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "30 Years to 75 Years"
      },
      "enrollment_count": 180,
      "start_date": "2025-06-18",
      "completion_date": "2029-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-09-04T12:57:59.158Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06808048"
    },
    {
      "nct_id": "NCT06026124",
      "title": "Retrieval-Based Word Learning in Developmental Language Disorder During Book Reading",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Developmental Language Disorder",
        "Specific Language Impairment",
        "Language Development"
      ],
      "interventions": [
        {
          "name": "Retrieval-based word learning: Repeated Spaced Retrieval condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Retrieval-based word learning: Repeated Study condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "48 Months",
        "maximum_age": "71 Months",
        "sex": "ALL",
        "summary": "48 Months to 71 Months"
      },
      "enrollment_count": 27,
      "start_date": "2022-10-31",
      "completion_date": "2024-09-17",
      "has_results": true,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-09-04T12:57:59.158Z",
      "location_count": 2,
      "location_summary": "Indianapolis, Indiana • West Lafayette, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06026124"
    },
    {
      "nct_id": "NCT03537729",
      "title": "Effects of Visual Cues and Education for People Who Live Within Long Term Care Communities to Assist in Wayfinding",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease",
        "Alzheimer Dementia",
        "Age-Related Memory Disorders",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Salient Cues",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Spaced Retrieval Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Grand Valley State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "62 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "62 Years and older"
      },
      "enrollment_count": 172,
      "start_date": "2019-06-12",
      "completion_date": "2023-10-23",
      "has_results": true,
      "last_update_posted_date": "2024-11-04",
      "last_synced_at": "2026-09-04T12:57:59.158Z",
      "location_count": 2,
      "location_summary": "Allendale, Michigan • Chardon, Ohio",
      "locations": [
        {
          "city": "Allendale",
          "state": "Michigan"
        },
        {
          "city": "Chardon",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03537729"
    },
    {
      "nct_id": "NCT06364709",
      "title": "Criterion-learning Based Naming Treatment in Aphasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aphasia"
      ],
      "interventions": [
        {
          "name": "Criterion-learning practice",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Albert Einstein Healthcare Network",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 22,
      "start_date": "2024-10-15",
      "completion_date": "2026-05-04",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-09-04T12:57:59.158Z",
      "location_count": 1,
      "location_summary": "Elkins Park, Pennsylvania",
      "locations": [
        {
          "city": "Elkins Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06364709"
    },
    {
      "nct_id": "NCT06649084",
      "title": "Primary Progressive Aphasia Multicomponent Language Treatment Study",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Primary Progressive Aphasia",
        "Semantic Dementia",
        "Semantic Memory Disorder",
        "Logopenic Progressive Aphasia",
        "Nonfluent Aphasia, Progressive",
        "Aphasia",
        "Aphasia, Progressive"
      ],
      "interventions": [
        {
          "name": "Multicomponent Lexical Retrieval Training (Multi-LRT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Multicomponent Video Implemented Script Training in Aphasia (Multi-VISTA)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Multicomponent Communication Partner Training (Multi-CPT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 21,
      "start_date": "2023-05-02",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-08",
      "last_synced_at": "2026-09-04T12:57:59.158Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06649084"
    },
    {
      "nct_id": "NCT05443633",
      "title": "Enhancing Language Function in Aphasia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aphasia, Acquired",
        "Language Disorders",
        "Primary Progressive Aphasia",
        "Stroke, Cerebrovascular"
      ],
      "interventions": [
        {
          "name": "individualized speech-language training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "standard language intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 30,
      "start_date": "2022-10-30",
      "completion_date": "2028-12-15",
      "has_results": false,
      "last_update_posted_date": "2024-12-09",
      "last_synced_at": "2026-09-04T12:57:59.158Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05443633"
    },
    {
      "nct_id": "NCT06995014",
      "title": "Retrieval-based Word Learning in Developmental Language Disorder: Adaptive Retrieval Schedule",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Developmental Language Disorder",
        "Specific Language Impairment",
        "Language Development"
      ],
      "interventions": [
        {
          "name": "Retrieval-based word learning: Standard retrieval practice schedule",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Retrieval-based word learning: Adaptive retrieval practice schedule",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "48 Months",
        "maximum_age": "71 Months",
        "sex": "ALL",
        "summary": "48 Months to 71 Months"
      },
      "enrollment_count": 7,
      "start_date": "2024-08-15",
      "completion_date": "2025-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-09-04T12:57:59.158Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06995014"
    },
    {
      "nct_id": "NCT05325333",
      "title": "Retrieval-Based Word Learning in Developmental Language Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Developmental Language Disorder",
        "Specific Language Impairment",
        "Language Development"
      ],
      "interventions": [
        {
          "name": "Retrieval-based word learning: Expanding retrieval practice schedule",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Retrieval-based word learning: Standard retrieval practice schedule",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "48 Months",
        "maximum_age": "71 Months",
        "sex": "ALL",
        "summary": "48 Months to 71 Months"
      },
      "enrollment_count": 28,
      "start_date": "2022-03-16",
      "completion_date": "2024-02-12",
      "has_results": true,
      "last_update_posted_date": "2025-08-29",
      "last_synced_at": "2026-09-04T12:57:59.158Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05325333"
    },
    {
      "nct_id": "NCT06001866",
      "title": "Retrieval-Based Word Learning in Developmental Language Disorder: Verb Learning",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Developmental Language Disorder",
        "Specific Language Impairment",
        "Language Development"
      ],
      "interventions": [
        {
          "name": "Retrieval-based verb learning: Repeated Spaced Retrieval condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Retrieval-based verb learning: Repeated Study condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Purdue University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "48 Months",
        "maximum_age": "71 Months",
        "sex": "ALL",
        "summary": "48 Months to 71 Months"
      },
      "enrollment_count": 31,
      "start_date": "2023-03-01",
      "completion_date": "2024-01-25",
      "has_results": true,
      "last_update_posted_date": "2025-08-13",
      "last_synced_at": "2026-09-04T12:57:59.158Z",
      "location_count": 1,
      "location_summary": "West Lafayette, Indiana",
      "locations": [
        {
          "city": "West Lafayette",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06001866"
    }
  ]
}