{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Oral+Contraceptive+Pill+Adherence",
    "query": {
      "condition": "Oral Contraceptive Pill Adherence"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T11:18:26.079Z",
  "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": "NCT00235534",
      "title": "Trial of Immediate Versus Delayed Initiation of Oral Contraceptive Pills After Abortion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abortion"
      ],
      "interventions": [
        {
          "name": "Immediate initiation of OCPs",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Delayed initiation of OCPs",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "13 Years to 45 Years · Female only"
      },
      "enrollment_count": 300,
      "start_date": "2005-10",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2012-11-19",
      "last_synced_at": "2026-06-11T11:18:26.079Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00235534"
    },
    {
      "nct_id": "NCT00733707",
      "title": "Improving Adherence With Oral Contraceptives Using Daily Text Messaging Reminders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oral Contraceptive Pill Adherence"
      ],
      "interventions": [
        {
          "name": "Text messaging reminders",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Planned Parenthood League of Massachusetts",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "14 Years and older · Female only"
      },
      "enrollment_count": 82,
      "start_date": "2008-08",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2016-03-18",
      "last_synced_at": "2026-06-11T11:18:26.079Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00733707"
    },
    {
      "nct_id": "NCT00677742",
      "title": "The Impact of Pack Supply on Birth Control Pill Continuation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oral Contraception"
      ],
      "interventions": [
        {
          "name": "enhanced initial supply of oral contraception",
          "type": "OTHER"
        },
        {
          "name": "conventional initial supply of oral contraception",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "Up to 35 Years · Female only"
      },
      "enrollment_count": 700,
      "start_date": "2007-06",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2012-12-12",
      "last_synced_at": "2026-06-11T11:18:26.079Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00677742"
    },
    {
      "nct_id": "NCT02852265",
      "title": "Nexplanon and Combined Oral Contraceptive (COC) Combined Use Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Etonogestrel contraceptive implant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "16 Years to 35 Years · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2016-09-15",
      "completion_date": "2017-07-26",
      "has_results": true,
      "last_update_posted_date": "2018-12-28",
      "last_synced_at": "2026-06-11T11:18:26.079Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02852265"
    },
    {
      "nct_id": "NCT00357526",
      "title": "Oral Contraceptive Pills Compared to Vaginal Rings",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "OCPs",
          "type": "DRUG"
        },
        {
          "name": "vaginal ring",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "21 Years",
        "sex": "FEMALE",
        "summary": "15 Years to 21 Years · Female only"
      },
      "enrollment_count": 130,
      "start_date": "2003-04",
      "completion_date": "2004-08",
      "has_results": false,
      "last_update_posted_date": "2007-04-23",
      "last_synced_at": "2026-06-11T11:18:26.079Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00357526"
    },
    {
      "nct_id": "NCT04112095",
      "title": "Adherence With Continuous-dose Oral Contraceptive: Evaluation of Self-Selection and Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Norgestrel 0.075 mg tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "HRA Pharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "11 Years and older · Female only"
      },
      "enrollment_count": 962,
      "start_date": "2019-09-06",
      "completion_date": "2021-08-05",
      "has_results": false,
      "last_update_posted_date": "2022-05-20",
      "last_synced_at": "2026-06-11T11:18:26.079Z",
      "location_count": 38,
      "location_summary": "Birmingham, Alabama • Homewood, Alabama • Mesa, Arizona + 29 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Cerritos",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04112095"
    },
    {
      "nct_id": "NCT01947842",
      "title": "Effect of a Smartphone Application on Oral Contraceptive Adherence in College Females",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adherence to Oral Contraceptive Therapy"
      ],
      "interventions": [
        {
          "name": "Smartphone App Dosecast",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Belmont University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 29 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2014-01",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2023-02-15",
      "last_synced_at": "2026-06-11T11:18:26.079Z",
      "location_count": 3,
      "location_summary": "Auburn, Alabama • Oxford, Mississippi • Nashville, Tennessee",
      "locations": [
        {
          "city": "Auburn",
          "state": "Alabama"
        },
        {
          "city": "Oxford",
          "state": "Mississippi"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01947842"
    }
  ]
}