[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"urine-specimen-collection\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:urine-specimen-collection":65},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,2,0,[8,43],{"id":9,"slug":4,"hasResults":10,"nctId":11,"briefTitle":12,"officialTitle":12,"acronym":4,"eligibilityCriteria":13,"healthyVolunteers":14,"sex":15,"minAge":16,"maxAge":4,"enrollmentInfo":17,"targetDuration":4,"studyType":20,"phases":21,"briefSummary":23,"conditions":24,"keywords":27,"overallStatus":30,"whyStopped":4,"lastUpdateSubmitDate":31,"lastUpdatePostDateStruct":32,"startDateStruct":35,"completionDateStruct":37,"leadSponsor":39,"locationsCount":42},"100622869",false,"NCT07389226","The Effect of Apple Cider Vinegar Supplementation on 24-hour Urine Chemistry in Adults","Inclusion Criteria:\n\n* Controls: Adults above the age of 18.\n* Kidney stone patients: Adults above the age of 18.\n* History of majority (\\>50%) calcium oxalate kidney stones\n\nExclusion Criteria:\n\n* Anyone with a history of calcium phosphate stones (\\>50% calcium phosphate), uric acid stones, struvite stones, recent urinary tract instrumentation (\\\u003C30 days), or recurrent urinary tract infections.\n* Any individual who has had ACV outside of normal consumption in the prior month will be excluded.\n* Any individual who has a history of a negative reaction (increased acid reflux, allergy) to ACV will also be excluded.\n* Any individual with chronic kidney disease, underlying acid base disorder will also be excluded.",true,"ALL","18 Years",{"count":18,"type":19},30,"ESTIMATED","INTERVENTIONAL",[22],"NA","This is a single-center prospective cohort study to evaluate the effect of short-term daily apple cider vinegar (ACV) supplementation on urine chemistry.",[25,26],"Kidney Stones","Urine Specimen Collection",[28,29],"urine specimen collection","kidney stones","NOT_YET_RECRUITING","2026-04-17",{"date":33,"type":34},"2026-04-20","ACTUAL",{"date":36,"type":19},"2026-05",{"date":38,"type":19},"2028-02",{"name":40,"class":41},"University of Chicago","OTHER",1,{"id":44,"slug":4,"hasResults":10,"nctId":45,"briefTitle":46,"officialTitle":47,"acronym":4,"eligibilityCriteria":48,"healthyVolunteers":14,"sex":15,"minAge":16,"maxAge":49,"enrollmentInfo":50,"targetDuration":4,"studyType":52,"phases":4,"briefSummary":53,"conditions":54,"keywords":4,"overallStatus":55,"whyStopped":4,"lastUpdateSubmitDate":56,"lastUpdatePostDateStruct":57,"startDateStruct":59,"completionDateStruct":61,"leadSponsor":63,"locationsCount":42},"100607771","NCT07192887","Thebaine Urine Testing","Clinical Feasibility of Thebaine Urine Mass Spectrometry Drug Testing","Inclusion Criteria:\n\n* Male or female\n* Ages 18-65\n* Healthy\n\nExclusion Criteria:\n\n* Allergy to poppy seeds, or any of the related food stuffs used in the study\n* Celiac disease or gluten sensitivity\n* Ongoing or opioid use in the past 6 months\n* History of renal or hepatic disease or dysfunction\n* Inability or unwillingness to give repeated urine specimens\n* Unwillingness to refrain from eating poppy seed-containing products during the two-day course of the study\n* Non-English speakers (due to study materials being in English)\n* BMI greater than 30\n* Antibiotic use in the previous 2 months\n* Recent ingestion of poppy seeds from the previous 7 days","65 Years",{"count":51,"type":19},20,"OBSERVATIONAL","To develop and validate a urine drug screen to detect thebaine.",[26],"RECRUITING","2025-09-17",{"date":58,"type":34},"2025-09-25",{"date":60,"type":34},"2025-05-07",{"date":62,"type":19},"2027-03",{"name":64,"class":41},"Children's Hospital Medical Center, Cincinnati",""]