{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Concentration+Ability+Impaired",
    "query": {
      "condition": "Concentration Ability Impaired"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T00:28:49.141Z",
  "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": "NCT03052491",
      "title": "Effects of a 10 Component Dietary Supplement on Health and the Quality of Life",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Pressure",
        "HDL Low",
        "Stress",
        "Lung Function Decreased",
        "Quality of Life",
        "Energy Supply; Deficiency",
        "Concentration Ability Impaired",
        "Joint Instability",
        "Immune Deficiency"
      ],
      "interventions": [
        {
          "name": "Stem Cell 100+",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Centagen, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "35 Years to 80 Years"
      },
      "enrollment_count": 15,
      "start_date": "2016-03-12",
      "completion_date": "2016-08-24",
      "has_results": false,
      "last_update_posted_date": "2017-02-14",
      "last_synced_at": "2026-06-26T00:28:49.141Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03052491"
    },
    {
      "nct_id": "NCT05528094",
      "title": "An Exploratory Investigation of a Supplement to Support Student Learning",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Concentration Ability Impaired",
        "Mental Fatigue"
      ],
      "interventions": [
        {
          "name": "GeniusDrops",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "JoySpring",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "5 Years to 12 Years"
      },
      "enrollment_count": 38,
      "start_date": "2022-04-14",
      "completion_date": "2022-12-15",
      "has_results": false,
      "last_update_posted_date": "2024-03-06",
      "last_synced_at": "2026-06-26T00:28:49.141Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05528094"
    },
    {
      "nct_id": "NCT06208943",
      "title": "Neural and Cognitive Consequences of COVID-19 Survival",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID Long-Haul",
        "COVID-19",
        "COVID-19 Pandemic",
        "Brain Fog",
        "Memory Deficits",
        "Concentration Ability Impaired",
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "cross-sectional MRI and EEG assessments (NO INTERVENTION)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "San Francisco Veterans Affairs Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 150,
      "start_date": "2021-10-01",
      "completion_date": "2025-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-04-12",
      "last_synced_at": "2026-06-26T00:28:49.141Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06208943"
    }
  ]
}