Ignite Creation Date:
2025-12-24 @ 11:40 PM
Ignite Modification Date:
2025-12-25 @ 9:31 PM
Study NCT ID:
NCT03476551
Status:
RECRUITING
Last Update Posted:
2025-06-06
First Post:
2018-03-19
Is NOT Gene Therapy:
False
Has Adverse Events:
False
Brief Title:
Bariatric Surgery and Pharmacokinetics of Hydrochlorothiazide
Sponsor:
Organization:
Raw JSON
{'hasResults': False, 'derivedSection': {'miscInfoModule': {'versionHolder': '2025-12-24'}, 'conditionBrowseModule': {'meshes': [{'id': 'D009767', 'term': 'Obesity, Morbid'}], 'ancestors': [{'id': 'D009765', 'term': 'Obesity'}, {'id': 'D050177', 'term': 'Overweight'}, {'id': 'D044343', 'term': 'Overnutrition'}, {'id': 'D009748', 'term': 'Nutrition Disorders'}, {'id': 'D009750', 'term': 'Nutritional and Metabolic Diseases'}, {'id': 'D001835', 'term': 'Body Weight'}, {'id': 'D012816', 'term': 'Signs and Symptoms'}, {'id': 'D013568', 'term': 'Pathological Conditions, Signs and Symptoms'}]}, 'interventionBrowseModule': {'meshes': [{'id': 'D006852', 'term': 'Hydrochlorothiazide'}], 'ancestors': [{'id': 'D002740', 'term': 'Chlorothiazide'}, {'id': 'D001581', 'term': 'Benzothiadiazines'}, {'id': 'D013449', 'term': 'Sulfonamides'}, {'id': 'D013450', 'term': 'Sulfones'}, {'id': 'D013457', 'term': 'Sulfur Compounds'}, {'id': 'D009930', 'term': 'Organic Chemicals'}, {'id': 'D049971', 'term': 'Thiazides'}, {'id': 'D006574', 'term': 'Heterocyclic Compounds, 2-Ring'}, {'id': 'D000072471', 'term': 'Heterocyclic Compounds, Fused-Ring'}, {'id': 'D006571', 'term': 'Heterocyclic Compounds'}]}}, 'protocolSection': {'designModule': {'bioSpec': {'retention': 'SAMPLES_WITH_DNA', 'description': 'Blood'}, 'studyType': 'OBSERVATIONAL', 'designInfo': {'timePerspective': 'PROSPECTIVE', 'observationalModel': 'CASE_ONLY'}, 'enrollmentInfo': {'type': 'ESTIMATED', 'count': 12}, 'patientRegistry': False}, 'statusModule': {'overallStatus': 'RECRUITING', 'startDateStruct': {'date': '2016-11-02', 'type': 'ACTUAL'}, 'expandedAccessInfo': {'hasExpandedAccess': False}, 'statusVerifiedDate': '2025-06', 'completionDateStruct': {'date': '2026-10', 'type': 'ESTIMATED'}, 'lastUpdateSubmitDate': '2025-06-05', 'studyFirstSubmitDate': '2018-03-19', 'studyFirstSubmitQcDate': '2018-03-19', 'lastUpdatePostDateStruct': {'date': '2025-06-06', 'type': 'ACTUAL'}, 'studyFirstPostDateStruct': {'date': '2018-03-26', 'type': 'ACTUAL'}, 'primaryCompletionDateStruct': {'date': '2026-10', 'type': 'ESTIMATED'}}, 'outcomesModule': {'primaryOutcomes': [{'measure': 'Hydrochlorothiazide concentration in blood serum (area under curve (AUC))', 'timeFrame': 'From baseline to 1 year postoperatively'}]}, 'oversightModule': {'oversightHasDmc': False, 'isFdaRegulatedDrug': False, 'isFdaRegulatedDevice': False}, 'conditionsModule': {'keywords': ['Bariatric surgery', 'Gastrointestinal tract', 'Biological availability', 'Pharmacokinetics', 'Hydrochlorothiazide'], 'conditions': ['Obesity, Morbid']}, 'descriptionModule': {'briefSummary': 'Changes to gastric pH, gastric emptying time, gastrointestinal transit-time or the pre-systemic metabolizing effect of enzymes secreted in the mucosa may all alter the pharmacokinetics of medicines. These factors are potentially influenced by bariatric surgery. Little is so far known about how gastric bypass and sleeve gastrectomy impacts the biological availability of medication. In this study the pharmacokinetic effects of bariatric surgery on hydrochlorothiazide are investigated.'}, 'eligibilityModule': {'sex': 'ALL', 'stdAges': ['ADULT', 'OLDER_ADULT'], 'maximumAge': '70 Years', 'minimumAge': '18 Years', 'samplingMethod': 'NON_PROBABILITY_SAMPLE', 'studyPopulation': 'Patients referred for bariatric surgery (gastric bypass or sleeve gastrectomy)', 'healthyVolunteers': False, 'eligibilityCriteria': 'Inclusion Criteria:\n\n* Preparing to undergo gastric bypass or sleeve gastrectomy in Central Norway\n* Being a Norwegian citizen\n\nExclusion Criteria:\n\n* Having previously undergone resections in the GI-tract'}, 'identificationModule': {'nctId': 'NCT03476551', 'briefTitle': 'Bariatric Surgery and Pharmacokinetics of Hydrochlorothiazide', 'organization': {'class': 'OTHER', 'fullName': 'Norwegian University of Science and Technology'}, 'officialTitle': 'Bariatric Surgery and Pharmacokinetics Hydrochlorothiazide: BAR-MEDS Hydrochlorothiazide', 'orgStudyIdInfo': {'id': '2016/1145n'}}, 'armsInterventionsModule': {'interventions': [{'name': 'Hydrochlorothiazide', 'type': 'DRUG', 'otherNames': ['Dichlothiazide', 'Esidrix', 'Hypothiazide'], 'description': 'Patients are tested for their normal prescription hydrochlorothiazide medication'}]}, 'contactsLocationsModule': {'locations': [{'city': 'Trondheim', 'status': 'RECRUITING', 'country': 'Norway', 'contacts': [{'name': 'Magnus Strømmen, MSc', 'role': 'CONTACT'}], 'facility': 'St. Olavs University Hospital', 'geoPoint': {'lat': 63.43049, 'lon': 10.39506}}], 'centralContacts': [{'name': 'Magnus Strømmen, MSc', 'role': 'CONTACT', 'email': 'magnus.strommen@stolav.no', 'phone': '0047 72829970'}], 'overallOfficials': [{'name': 'Magnus Strømmen, MSc', 'role': 'PRINCIPAL_INVESTIGATOR', 'affiliation': 'St. Olavs University Hospital'}]}, 'ipdSharingStatementModule': {'ipdSharing': 'UNDECIDED'}, 'sponsorCollaboratorsModule': {'leadSponsor': {'name': 'Norwegian University of Science and Technology', 'class': 'OTHER'}, 'collaborators': [{'name': 'St. Olavs Hospital', 'class': 'OTHER'}, {'name': 'Volvat Medisinsk Senter Stokkan', 'class': 'OTHER'}, {'name': 'Namsos Hospital', 'class': 'OTHER'}, {'name': 'Alesund Hospital', 'class': 'OTHER'}], 'responsibleParty': {'type': 'SPONSOR'}}}}