[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"calcium-deficiency\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:calcium-deficiency":51},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":4,"hasResults":10,"nctId":11,"briefTitle":12,"officialTitle":13,"acronym":4,"eligibilityCriteria":14,"healthyVolunteers":10,"sex":15,"minAge":16,"maxAge":4,"enrollmentInfo":17,"targetDuration":4,"studyType":20,"phases":21,"briefSummary":23,"conditions":24,"keywords":33,"overallStatus":39,"whyStopped":4,"lastUpdateSubmitDate":40,"lastUpdatePostDateStruct":41,"startDateStruct":44,"completionDateStruct":46,"leadSponsor":48,"locationsCount":4},"100505635",false,"NCT05863949","Clinical Trial of Vit D and Calcium for Recurrent BPPV","STOP Vertigo: Supplementation of Vitamin D for Termination of Recurrences From Benign Paroxysmal Positional Vertigo","Inclusion Criteria:\n\n* Age 18 years or older\n* 2 or more distinct episodes of benign paroxysmal positional vertigo within a 12-month period on history\n* At least 1 episode diagnosed based on physical examination by trained study personnel, meeting the diagnostic criteria of the Bárány Society\n* Episodes separated in time, with a minimum of 1 week symptom-free between episodes\n* Serum evidence of Vitamin D deficiency, as evidenced by 25-hydroxy vitamin D level of \\\u003C75 nmol\u002FL (\\\u003C30 ng\u002FmL)48\n* Subject able to provide informed consent to participate in the study\n\nExclusion Criteria:\n\nPotential subjects will be excluded if they\n\n* have another identifiable cause of vertigo identified on history or physical examination\n* have a history of allergy or medically significant adverse reaction to vitamin D or calcium carbonate\n* have a chronic medical disorder which is a contraindication to vitamin D or calcium carbonate supplementation, including uncontrolled hyperparathyroidism, nephrolithiasis, or GI malabsorption disorders\n* are on loop diuretic agents or thiazides\n* have a contraindication to routine bloodwork for study purposes, including being hospitalized with a critical illness, cellulitis at blood draw sites, or presence of vascular grafts.","ALL","18 Years",{"count":18,"type":19},860,"ESTIMATED","INTERVENTIONAL",[22],"NA","Randomized double blind placebo controlled trial of vitamin D supplements, with or without calcium supplementation, versus placebo in reduction of recurrences in BPPV.",[25,26,27,28,29,30,31,32],"BPPV","Benign Paroxysmal Positional Vertigo","Vertigo","Vertigo, Peripheral","Dizziness","Dizziness; Epidemic","Vitamin D Deficiency","Calcium Deficiency",[34,35,36,37,38],"bppv","benign paroxysmal positional vertigo","vertigo","dizziness","vitamin D","NOT_YET_RECRUITING","2025-06-20",{"date":42,"type":43},"2025-06-25","ACTUAL",{"date":45,"type":19},"2025-08",{"date":47,"type":19},"2026-09",{"name":49,"class":50},"Ottawa Hospital Research Institute","OTHER",""]