{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phone+calls+and+texts",
    "query": {
      "intervention": "Phone calls and texts"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phone+calls+and+texts&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T15:58:48.452Z",
  "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": "NCT03558828",
      "title": "Testing Adaptive Interventions to Improve Physical Activity for Sedentary Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Step 1: PA Monitor",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Step 1: PA Monitor + Text",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Step 2: PA Monitor with Calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Step 2: PA Monitor with Meetings",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Step 2: PA Monitor + Texts with Calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Step 2: PA Monitor + Texts with Meetings",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Step 3: PA Monitor",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 301,
      "start_date": "2018-08-24",
      "completion_date": "2025-06-30",
      "has_results": true,
      "last_update_posted_date": "2025-08-03",
      "last_synced_at": "2026-09-24T15:58:48.452Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03558828"
    },
    {
      "nct_id": "NCT05956782",
      "title": "Breathe Easier II: A Dyad-based Multiple Behavior Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer, Nonsmall Cell",
        "COPD",
        "Self-Management",
        "Physical Inactivity",
        "Stress",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "Breathe Easier",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2022-06-15",
      "completion_date": "2024-04-30",
      "has_results": false,
      "last_update_posted_date": "2024-05-08",
      "last_synced_at": "2026-09-24T15:58:48.452Z",
      "location_count": 1,
      "location_summary": "Columbia, South Carolina",
      "locations": [
        {
          "city": "Columbia",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05956782"
    },
    {
      "nct_id": "NCT02923271",
      "title": "Promoting Intrafamily Accountability for Reducing Cellphone Use While Driving in Adults and Their Teen Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Teen Drivers",
        "Motor Vehicle Accidents"
      ],
      "interventions": [
        {
          "name": "CellControl",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "16 Years to 17 Years"
      },
      "enrollment_count": 34,
      "start_date": "2016-12-07",
      "completion_date": "2017-11-16",
      "has_results": true,
      "last_update_posted_date": "2019-08-20",
      "last_synced_at": "2026-09-24T15:58:48.452Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02923271"
    },
    {
      "nct_id": "NCT04818112",
      "title": "A Randomized Controlled Trial to Improve Mother-Infant Synchrony Among Women With Childhood Adversity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parent-Child Relations",
        "Maternal Behavior",
        "Infant Behavior"
      ],
      "interventions": [
        {
          "name": "ATVV",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 262,
      "start_date": "2021-07-12",
      "completion_date": "2024-06-17",
      "has_results": true,
      "last_update_posted_date": "2025-08-13",
      "last_synced_at": "2026-09-24T15:58:48.452Z",
      "location_count": 2,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04818112"
    },
    {
      "nct_id": "NCT03134833",
      "title": "Engaging Seronegative Youth to Optimize HIV Prevention Continuum",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV",
        "Mental Health",
        "Substance Use",
        "STI"
      ],
      "interventions": [
        {
          "name": "Automated Messaging & Monitoring",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peer Support",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Coaching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "12 Years to 24 Years"
      },
      "enrollment_count": 1478,
      "start_date": "2017-05-06",
      "completion_date": "2022-11-30",
      "has_results": false,
      "last_update_posted_date": "2022-12-05",
      "last_synced_at": "2026-09-24T15:58:48.452Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • New Orleans, Louisiana",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03134833"
    },
    {
      "nct_id": "NCT04948268",
      "title": "Digital Mental Health Service for Non-Treatment Seeking Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Anxiety",
        "Suicidal Ideation"
      ],
      "interventions": [
        {
          "name": "Adaptive messaging intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Non-personalized messaging intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Coaching",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Psychoeducational links",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 120,
      "start_date": "2023-10-27",
      "completion_date": "2024-10-25",
      "has_results": true,
      "last_update_posted_date": "2026-02-09",
      "last_synced_at": "2026-09-24T15:58:48.452Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04948268"
    },
    {
      "nct_id": "NCT04622150",
      "title": "Effectiveness RCT of Customized Adherence Enhancement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Customized Adherence Enhancement (CAE)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Treatment as Usual (eTAU)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Case Western Reserve University",
      "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": 190,
      "start_date": "2022-02-01",
      "completion_date": "2026-05-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-09-24T15:58:48.452Z",
      "location_count": 3,
      "location_summary": "Cleveland, Ohio • Lorain, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Lorain",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04622150"
    },
    {
      "nct_id": "NCT05343169",
      "title": "Community-based Education, Navigation, and Support Intervention for Military Veterans",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overdose",
        "Opioid Use Disorder",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Overdose Education and Naloxone Distribution",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Advanced Education in Safer Substance Use, Treatment, and Self-Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social Service and Health Navigation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peer Social Support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "New York University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2022-10-21",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-09-24T15:58:48.452Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05343169"
    },
    {
      "nct_id": "NCT05970341",
      "title": "Kidney Health: Eat Well, Live Well",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Kidney Diseases"
      ],
      "interventions": [
        {
          "name": "1. Welcome package",
          "type": "BEHAVIORAL"
        },
        {
          "name": "2. Welcome information (phone or text)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "3. Produce delivery + Recipes customized to produce",
          "type": "BEHAVIORAL"
        },
        {
          "name": "4. E-gift cards to a grocery store of choice",
          "type": "BEHAVIORAL"
        },
        {
          "name": "5. Personalized practical & emotional support through a dedicated health partner",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 330,
      "start_date": "2023-12-06",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-09-24T15:58:48.452Z",
      "location_count": 3,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05970341"
    },
    {
      "nct_id": "NCT06794983",
      "title": "Calls and Coordination for Transitions of Care at Re-entry",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prisoners",
        "Substance Use History",
        "Chronic Medical Conditions",
        "Psychiatric Condition",
        "Substance Use Disorder (SUD)"
      ],
      "interventions": [
        {
          "name": "In-person visit with study team member",
          "type": "OTHER"
        },
        {
          "name": "In-person visit with NCM",
          "type": "OTHER"
        },
        {
          "name": "Phone calls and texts",
          "type": "OTHER"
        },
        {
          "name": "Phone calls and texts - NCM",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 488,
      "start_date": "2025-09-19",
      "completion_date": "2029-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-09-24T15:58:48.452Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06794983"
    }
  ]
}