{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Phonological+Disorder&page=2",
    "query": {
      "condition": "Phonological Disorder",
      "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?condition=Phonological+Disorder&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T03:38:48.188Z",
  "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": "NCT01905449",
      "title": "Ultrasound Biofeedback for Speech Sound Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Speech Sound Disorders"
      ],
      "interventions": [
        {
          "name": "Ultrasound visual feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "8 Years to 50 Years"
      },
      "enrollment_count": 35,
      "start_date": "2013-05",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2020-04-03",
      "last_synced_at": "2026-05-22T03:38:48.188Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01905449"
    },
    {
      "nct_id": "NCT04117360",
      "title": "Orthognathic Speech Pathology: Phonetic Contrasts of Patients With Dental Discrepancies Pre- and Post-Treatment Analyses",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dentofacial Abnormalities",
        "Dentofacial Deformities",
        "Dentofacial Anomalies, Including Malocclusion",
        "Malocclusion",
        "Malocclusion in Children",
        "Dentofacial Disharmony",
        "Skeletal Malocclusion",
        "Skeletal Malformation",
        "Speech Sound Disorder",
        "Speech Disorders"
      ],
      "interventions": [
        {
          "name": "Orthognathic surgery and Orthodontics",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "15 Years to 40 Years"
      },
      "enrollment_count": 180,
      "start_date": "2019-09-11",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-05-25",
      "last_synced_at": "2026-05-22T03:38:48.188Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04117360"
    },
    {
      "nct_id": "NCT03977701",
      "title": "Manipulating Linguistic Complexity to Improve Child Language Treatment Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Language Development Disorders",
        "Speech Sound Disorder"
      ],
      "interventions": [
        {
          "name": "Phonological treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Morpheme treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "San Diego State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "3 Years to 6 Years"
      },
      "enrollment_count": 41,
      "start_date": "2019-06-01",
      "completion_date": "2021-12-31",
      "has_results": true,
      "last_update_posted_date": "2023-03-09",
      "last_synced_at": "2026-05-22T03:38:48.188Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03977701"
    },
    {
      "nct_id": "NCT05425615",
      "title": "Language Processing and TMS",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Aphasia",
        "Language"
      ],
      "interventions": [
        {
          "name": "Transcranial Magnetic Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 135,
      "start_date": "2024-06-05",
      "completion_date": "2032-06",
      "has_results": false,
      "last_update_posted_date": "2025-05-11",
      "last_synced_at": "2026-05-22T03:38:48.188Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05425615"
    },
    {
      "nct_id": "NCT05675306",
      "title": "Dose Frequency RCT on DTTC in Children With CAS",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Childhood Apraxia of Speech"
      ],
      "interventions": [
        {
          "name": "Dynamic Temporal and Tactile Cueing Treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Marquette University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Months",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "30 Months to 95 Years"
      },
      "enrollment_count": 60,
      "start_date": "2023-03-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-05-21",
      "last_synced_at": "2026-05-22T03:38:48.188Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05675306"
    },
    {
      "nct_id": "NCT03623100",
      "title": "Neural Indices of Intervention Outcomes in Children With Speech Sound Disorders",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Speech Sound Disorder"
      ],
      "interventions": [
        {
          "name": "Speech Production Treatment.",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Speech Production + Speech Perception Treatment.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Idaho State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "4 Years to 6 Years"
      },
      "enrollment_count": 42,
      "start_date": "2014-08-01",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-05-09",
      "last_synced_at": "2026-05-22T03:38:48.188Z",
      "location_count": 1,
      "location_summary": "Meridian, Idaho",
      "locations": [
        {
          "city": "Meridian",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03623100"
    },
    {
      "nct_id": "NCT07214480",
      "title": "Treatment for /s/ Production Errors in Children With Speech Sound Errors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Speech Sound Disorder"
      ],
      "interventions": [
        {
          "name": "Motor-based speech treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Syracuse University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "7 Years to 11 Years"
      },
      "enrollment_count": 24,
      "start_date": "2025-06-09",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-09",
      "last_synced_at": "2026-05-22T03:38:48.188Z",
      "location_count": 1,
      "location_summary": "Syracuse, New York",
      "locations": [
        {
          "city": "Syracuse",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07214480"
    },
    {
      "nct_id": "NCT06366256",
      "title": "Simplified Ultrasound Feedback for Speech Remediation",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Speech Sound Disorder"
      ],
      "interventions": [
        {
          "name": "Traditional ultrasound biofeedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Simplified ultrasound biofeedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "7 Years to 17 Years"
      },
      "enrollment_count": 24,
      "start_date": "2023-10-24",
      "completion_date": "2025-08",
      "has_results": false,
      "last_update_posted_date": "2024-04-15",
      "last_synced_at": "2026-05-22T03:38:48.188Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06366256"
    },
    {
      "nct_id": "NCT03736213",
      "title": "Delineation of Sensorimotor Subtypes Underlying Residual Speech Errors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Speech Sound Disorder"
      ],
      "interventions": [
        {
          "name": "Visual-acoustic biofeedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ultrasound biofeedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "New York University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "9 Years to 15 Years"
      },
      "enrollment_count": 7,
      "start_date": "2019-03-01",
      "completion_date": "2022-02-01",
      "has_results": true,
      "last_update_posted_date": "2023-12-11",
      "last_synced_at": "2026-05-22T03:38:48.188Z",
      "location_count": 3,
      "location_summary": "Bloomfield, New Jersey • New York, New York • Syracuse, New York",
      "locations": [
        {
          "city": "Bloomfield",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Syracuse",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03736213"
    },
    {
      "nct_id": "NCT07041723",
      "title": "BiOfeedback, Online for Sibilant Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Speech Sound Disorder"
      ],
      "interventions": [
        {
          "name": "Visual-acoustic biofeedback for Sibilants",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Montclair State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "8 Years to 17 Years"
      },
      "enrollment_count": 6,
      "start_date": "2025-07-30",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2025-08-03",
      "last_synced_at": "2026-05-22T03:38:48.188Z",
      "location_count": 1,
      "location_summary": "Bloomfield, New Jersey",
      "locations": [
        {
          "city": "Bloomfield",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07041723"
    }
  ]
}