{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cramping&page=2",
    "query": {
      "condition": "Cramping",
      "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=Cramping&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:46:50.487Z",
  "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": "NCT01811355",
      "title": "Mexiletine for the Treatment of Muscle Cramps in ALS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Muscle Cramps in Amyotrophic Lateral Sclerosis"
      ],
      "interventions": [
        {
          "name": "Mexiletine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bjorn Oskarsson, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "21 Years to 89 Years"
      },
      "enrollment_count": 23,
      "start_date": "2013-05",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2017-08-28",
      "last_synced_at": "2026-05-22T09:46:50.487Z",
      "location_count": 6,
      "location_summary": "Chester, California • La Jolla, California • Los Angeles, California + 3 more",
      "locations": [
        {
          "city": "Chester",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Multiple Locations",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01811355"
    },
    {
      "nct_id": "NCT03962725",
      "title": "Avoiding Neuromuscular Blockers to Reduce Complications",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Respiratory Failure",
        "Respiratory Infection",
        "Aspiration Pneumonia",
        "Pneumonitis",
        "Atelectasis",
        "Bronchospasm"
      ],
      "interventions": [
        {
          "name": "Neuromuscular Blocking Agents",
          "type": "DRUG"
        },
        {
          "name": "Anesthetic Adjuncts",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2019-08-07",
      "completion_date": "2022-12-19",
      "has_results": false,
      "last_update_posted_date": "2023-02-02",
      "last_synced_at": "2026-05-22T09:46:50.487Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03962725"
    },
    {
      "nct_id": "NCT05457322",
      "title": "The RELAX Trial: Nonpharmaceutical Intervention for Nocturnal Muscle Cramps",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cramps",
        "Muscle Cramp"
      ],
      "interventions": [
        {
          "name": "Behavioral intervention one",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral intervention two",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 99,
      "start_date": "2022-08-30",
      "completion_date": "2023-08-14",
      "has_results": false,
      "last_update_posted_date": "2023-09-11",
      "last_synced_at": "2026-05-22T09:46:50.487Z",
      "location_count": 6,
      "location_summary": "Los Angeles, California • Miami, Florida • Boston, Massachusetts + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05457322"
    },
    {
      "nct_id": "NCT02862522",
      "title": "Uric Acid Levels and Endothelial Functions",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "Questionnaire of overall health",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 229,
      "start_date": "1992-01",
      "completion_date": "2016-02",
      "has_results": false,
      "last_update_posted_date": "2016-08-11",
      "last_synced_at": "2026-05-22T09:46:50.487Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02862522"
    },
    {
      "nct_id": "NCT04003051",
      "title": "Web-Based Program in Helping Patients With Head and Neck Cancer Adhere to Swallowing Exercises and Coping Strategies",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Throat Carcinoma"
      ],
      "interventions": [
        {
          "name": "Internet-Based Intervention",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "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": "2019-03-18",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-05-22T09:46:50.487Z",
      "location_count": 2,
      "location_summary": "Fort Worth, Texas • Houston, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04003051"
    },
    {
      "nct_id": "NCT00060723",
      "title": "Behavioral Effects of Obstructive Sleep Apnea in Children",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sleep-disordered Breathing",
        "Sleep Apnea, Obstructive",
        "ADHD"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Michigan",
      "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": 106,
      "start_date": "1999-08",
      "completion_date": "2004-01",
      "has_results": false,
      "last_update_posted_date": "2016-12-06",
      "last_synced_at": "2026-05-22T09:46:50.487Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00060723"
    },
    {
      "nct_id": "NCT06042257",
      "title": "Guanfacine for Hyperactivity in Children With Down Syndrome (HYPEbeGONE_DS)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hyperactivity in Children With Down Syndrome",
        "Impulsivity in Children With Down Syndrome"
      ],
      "interventions": [
        {
          "name": "Guanfacine Hydrochloride Immediate Release",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rachel G. Greenberg, MD, MB, MHS",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 3,
      "start_date": "2024-12-09",
      "completion_date": "2025-08-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-17",
      "last_synced_at": "2026-05-22T09:46:50.487Z",
      "location_count": 14,
      "location_summary": "Phoenix, Arizona • Atlanta, Georgia • Chicago, Illinois + 11 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06042257"
    },
    {
      "nct_id": "NCT00027157",
      "title": "Determination of Variances in Exhaled Nitric Oxide Output in Normal Healthy Male Volunteers Consuming High and Low Nitrate/Nitrite Diets",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 18,
      "start_date": "2000-04",
      "completion_date": "2003-04",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-05-22T09:46:50.487Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00027157"
    },
    {
      "nct_id": "NCT00881322",
      "title": "A Study on Intestinal Gas Symptoms to Evaluate the Effects of Gas Defense in Otherwise Healthy Adult",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abdominal Pain",
        "Abdominal Cramps",
        "Flatulence"
      ],
      "interventions": [
        {
          "name": "BC-130 (Gas Defense)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Miami Research Associates",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 61,
      "start_date": "2008-06",
      "completion_date": "2008-09",
      "has_results": false,
      "last_update_posted_date": "2009-09-30",
      "last_synced_at": "2026-05-22T09:46:50.487Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00881322"
    },
    {
      "nct_id": "NCT06770036",
      "title": "Caregiver Implementation Strategies Field Pre-Test",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder Symptoms"
      ],
      "interventions": [
        {
          "name": "Implementation Resource Package for Caregivers",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "4 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2025-07-30",
      "completion_date": "2026-01-23",
      "has_results": false,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-05-22T09:46:50.487Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06770036"
    }
  ]
}