[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100638226":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":20,"centralContacts":21,"locations":30,"responsibleParty":51,"collaborators":54,"id":58,"slug":59,"hasResults":60,"nctId":61,"briefTitle":62,"officialTitle":63,"acronym":20,"eligibilityCriteria":64,"healthyVolunteers":60,"sex":65,"minAge":66,"maxAge":20,"enrollmentInfo":67,"targetDuration":20,"studyType":70,"phases":71,"briefSummary":73,"conditions":74,"keywords":76,"overallStatus":83,"whyStopped":20,"lastUpdateSubmitDate":84,"lastUpdatePostDateStruct":85,"startDateStruct":88,"completionDateStruct":90,"leadSponsor":92,"locationsCount":93},{"fullName":5,"class":6},"Corporal Michael J. Crescenz VA Medical Center","FED",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"AB(AB) arm","EXPERIMENTAL","All participants will follow a single-arm AB(AB) sequence. During the initial \"ON\" \\[A\\] period, participants will continue their overactive bladder antimuscarinic at their maintenance dose for up to 10 weeks. This will be followed by an \"OFF\" \\[B\\] period of up to 10 weeks, during which the antimuscarinic will be gradually tapered by approximately 25%-50% every 1-2 weeks until the lowest effective dose or complete discontinuation is reached. A second AB sequence may be repeated, if needed.",[13],"Drug: Overactive bladder antimuscarinic deprescribing",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":20},"DRUG","Overactive bladder antimuscarinic deprescribing","During the \"ON\" \\[A\\] period (up to 10 weeks), the participant will continue taking their overactive bladder antimuscarinic at their maintenance dose. During the \"OFF\" \\[B\\] period (i.e., deprescribing), which will last up to 10 weeks, the antimuscarinic dose will be gradually tapered by 25%-50% every 1-2 weeks until the lowest effective dose or complete discontinuation is achieved. Alternative treatment with mirabegron (pharmacologic) may be initiated, as clinically indicated, if the participant experiences intolerable recurrence of overactive bladder symptoms after discontinuation of the antimuscarinic.",[9],null,[22,27],{"name":23,"role":24,"phone":25,"phoneExt":20,"email":26},"Allison Willis, MD, MS","CONTACT","215-823-5800","Allison.Willis2@va.gov",{"name":28,"role":24,"phone":25,"phoneExt":20,"email":29},"Thanh Phuong Pham Nguyen, PharmD, MBA, MSCE","Thanhphuong.Phamnguyen@va.gov",[31],{"facility":5,"status":20,"city":32,"state":33,"zip":34,"country":35,"countryCode":36,"cosmosGeoPoint":37,"geoPoint":42,"contacts":43},"Philadelphia","Pennsylvania","19104","United States","US",{"type":38,"coordinates":39},"Point",[40,41],-75.16362,39.95238,{"lat":41,"lon":40},[44,46,47,49],{"name":23,"role":24,"phone":25,"phoneExt":20,"email":45},"allison.willis2@va.gov",{"name":28,"role":24,"phone":25,"phoneExt":20,"email":29},{"name":23,"role":48,"phone":20,"phoneExt":20,"email":20},"PRINCIPAL_INVESTIGATOR",{"name":28,"role":50,"phone":20,"phoneExt":20,"email":20},"SUB_INVESTIGATOR",{"type":48,"investigatorFullName":52,"investigatorTitle":53,"investigatorAffiliation":5,"oldNameTitle":20,"oldOrganization":20},"Allison Willis","Associate Chief of Staff for Neurology",[55],{"name":56,"class":57},"National Institute on Aging (NIA)","NIH","100638226","phase-4-pilot-deprescribing-of-antimuscarinic-overactive-bladder-medications-in-parkinson-disease-100638226",false,"NCT07627529","Pilot Deprescribing of Antimuscarinic Overactive Bladder Medications in Parkinson Disease","Evaluating the Effect of Deprescribing Antimuscarinic Overactive Bladder Medications on Cognitive Function and Quality of Life of Individuals With Parkinson Disease: A Pharmacist-led Series of N-of-1 Trials","Inclusion Criteria:\n\n1. 60+ years old at time of enrollment\n2. Have a diagnosis of Parkinson disease (PD) made by a movement disorders specialist\n3. Life expectancy of at least six months\n4. Are on an antimuscarinic for overactive bladder (OAB) symptoms (without concurrent use of a beta-3 agonist) for at least 3 months\n5. Are able to provide informed consent\n6. Are able to complete online surveys\u002Fquestionnaires\n7. Are able to receive telephone calls and Zoom calls\u002Ftelehealth meeting\n\nExclusion Criteria:\n\n1. Have untreated or uncontrolled hypertension (blood pressure \\[BP\\] ≥180\u002F110 mmHg),\n2. Have active urinary tract infection (UTI) or chronic\u002Frecurrent UTI (≥2 UTIs in six months or ≥3 in one year)\n3. Have moderate or severe hepatic impairment (Child-Pugh Score Class B or C)\n4. Have severe renal impairment (Estimated Glomerular Filtration Rate \\[eGFR\\] \\\u003C30 mL\u002Fmin\u002F1.72 m2) or end-stage renal disease (on dialysis or renal replacement therapy)\n5. Have prior history of hypersensitivity or intolerance to mirabegron or vibegron\n6. Have existing cognitive impairment (Montreal Cognitive Assessment \\[MoCA\\] score \\\u003C22\u002F30) or psychiatric disorder that preclude informed consent\n7. Have any other condition that, in Principal Investigator (PI) and Co-PI's opinion, makes the individual unsuitable for study participation\n8. On non-oral form of OAB antimuscarinics, the oral solution formulation of oxybutynin chloride or the oral suspension formulation of solifenacin succinate (due to complicated tapering process)","ALL","60 Years",{"count":68,"type":69},20,"ESTIMATED","INTERVENTIONAL",[72],"PHASE4","This is an unblinded, non-randomized National Institute of Health (NIH) Stage I of Behavioral Intervention Development trial. The investigators will enroll 20 subjects with Parkinson disease (PD) for a series of 20 of N-of-1 trials. The investigators will use a single-arm crossover titration\u002Freversal design (\"ON\" \\[A\\] vs. \"OFF\" \\[B\\]) with up to 4 periods. All participants will follow the sequence ABAB. Each period will last up to 10 weeks, allowing for sufficient time for up-titration and onset of drug action, and down-titration and washout. Each participant will have the option to participate in less (2-3) or more (3-4) periods depending on whether additional information is needed to make an informed decision about continuing or discontinuing the overactive bladder (OAB) antimuscarinic at the end of the study. The intervention drug will be an OAB antimuscarinic, previously prescribed to the participants by their physician. The investigators will reduce the dose of each OAB antimuscarinic by 25-50% every 1-2 weeks during the \"OFF\" \\[B\\] period, with the goal to completely discontinue the medication.",[75],"Parkinson Disease (PD)",[77,78,79,80,81,82],"Parkinson disease","overactive bladder","antimuscarinic","deprescribing","cognitive function","quality of life","NOT_YET_RECRUITING","2026-05-31",{"date":86,"type":87},"2026-06-04","ACTUAL",{"date":89,"type":69},"2026-06",{"date":91,"type":69},"2027-04",{"name":5,"class":6},1]