[{"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":27},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,2,0,[8,44],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":13,"acronym":4,"eligibilityCriteria":14,"healthyVolunteers":15,"sex":16,"minAge":17,"maxAge":4,"enrollmentInfo":18,"targetDuration":4,"studyType":21,"phases":22,"briefSummary":24,"conditions":25,"keywords":28,"overallStatus":31,"whyStopped":4,"lastUpdateSubmitDate":32,"lastUpdatePostDateStruct":33,"startDateStruct":36,"completionDateStruct":38,"leadSponsor":40,"locationsCount":43},"100622869","the-effect-of-apple-cider-vinegar-supplementation-on-24-hour-urine-chemistry-in-adults-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":19,"type":20},30,"ESTIMATED","INTERVENTIONAL",[23],"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.",[26,27],"Kidney Stones","Urine Specimen Collection",[29,30],"urine specimen collection","kidney stones","NOT_YET_RECRUITING","2026-04-17",{"date":34,"type":35},"2026-04-20","ACTUAL",{"date":37,"type":20},"2026-05",{"date":39,"type":20},"2028-02",{"name":41,"class":42},"University of Chicago","OTHER",1,{"id":45,"slug":46,"hasResults":11,"nctId":47,"briefTitle":48,"officialTitle":49,"acronym":4,"eligibilityCriteria":50,"healthyVolunteers":15,"sex":16,"minAge":17,"maxAge":51,"enrollmentInfo":52,"targetDuration":4,"studyType":54,"phases":4,"briefSummary":55,"conditions":56,"keywords":4,"overallStatus":57,"whyStopped":4,"lastUpdateSubmitDate":58,"lastUpdatePostDateStruct":59,"startDateStruct":61,"completionDateStruct":63,"leadSponsor":65,"locationsCount":43},"100607771","thebaine-urine-testing-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":53,"type":20},20,"OBSERVATIONAL","To develop and validate a urine drug screen to detect thebaine.",[27],"RECRUITING","2025-09-17",{"date":60,"type":35},"2025-09-25",{"date":62,"type":35},"2025-05-07",{"date":64,"type":20},"2027-03",{"name":66,"class":42},"Children's Hospital Medical Center, Cincinnati"]