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Mirabegron for Treatment of Overactive Bladder Symptoms in Patients With Parkinson's Disease

Phase 4
Conditions
Overactive Bladder
Parkinson Disease
Interventions
Drug: Placebo
Registration Number
NCT03412513
Lead Sponsor
Seoul National University Hospital
Brief Summary

The purpose of this study is to see the study drug, Mirabegron, is safe and effective in treating symptoms of Overactive Bladder in patients with Parkinson's disease.

Detailed Description

This study is a randomized 1:1 placebo-controlled 12-week study of Mirabegron in 144 Parkinson's subjects the age of 40 to 80 with overactive bladder. Active drug will be Mirabegron 50mg daily. Subjects will be enrolled based on response to an overactive bladder questionnaire at visit 1. Enrolled subjects will have 3 study visits to the clinic as well as 1 phone visit.

Recruitment & Eligibility

Status
UNKNOWN
Sex
All
Target Recruitment
144
Inclusion Criteria
  • Subject who signed a consent form approved from IRB(Institutional Review Board) or IEC(Independent Ethics Committee)
  • Diagnosis of Parkinson's disease by a neurologist
  • taking a Parkinson's medications stably during 4 weeks preceding screening
  • 40 Years to 80 Years, Male and Female
  • Patient has overactive bladder symptoms more than 4 weeks preceding screening.
  • OABSS questionnaires total score≥ 3 and entries of urinary urgency score≥ 2
  • The expanded disability status scale ≤ 7
Exclusion Criteria
  • Subjects who have any intervention and operation which can influence on study such as bladder augmentation, vesical sphincter, artificial sphincter, intravesical botulinum toxin treatment etc.
  • Use of indwelling catheter or self-catheterization
  • acute urinary tract infection or urolithiasis at screening
  • History of chronic inflammation such as interstitial cystitis, bladder stones, previous pelvic radiation therapy, or previous or current malignant disease of the pelvic organs
  • total volume urine > 3L a day
  • Screening post-void residual > 200ml
  • Nonpharmacological therapy within the previous 4 weeks of screening
  • screening blood pressure >180 systolic or 110 diastolic
  • subjects who have orthostatic hypotension, syncope, hypokalemia, or angle-closure glaucoma
  • Clinically Significant ECG in recent year
  • Screening estimated glomerular filtration rate (eGFR) < 29, AST ( aspartate aminotransferase ) or ALT ( alanine aminotransferase ) > 2x upper limit of normal, γ-GT(gamma-glutamyl transferase) > 3xULN
  • take following medication additionally or change the dose: previous 4weeks of screening to end of the study (tamsulosin/silodosin/terazosin, baclofen, diazepam, amitriptyline, DDAVP/desmopressin) previous 12weeks of screening to end of the study (finasteride, dutasteride)
  • Use β2- adrenoreceptor agonist, loop diuretic, CYP 3A4 inducer, CYP 2D6 narrow therapeutic index, CYP 3A4 inhibitor, antifungal agent, antiarrhythmic agent
  • History of allergy to Mirabegron and beta-adrenergic receptor
  • Use of one of the anti-cholinergic bladder medications such as Propiverine / tolterodine / trospium / darifenacin / solifenacin / fesoterodine and mirabegron within 14 days of the screening visit. Subjects who have used one of these medications in the past but discontinued it at least 14 days prior to the screening visit can be enrolled.
  • women who have potential to become pregnant during the course of the study

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
MirabegronMirabegron1:1 randomization to receive Mirabegron 50mg daily or placebo at visit 2. At visit 4 all subjects will receive Mirabegron 50mg.
PlaceboPlacebo1:1 randomization to receive Mirabegron 50mg daily or placebo at visit 2. At visit 4 all subjects will receive Mirabegron 50mg.
Primary Outcome Measures
NameTimeMethod
Change in the total score of Overactive Bladder Symptom Scale(OABSS)Baseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the total score of Overactive Bladder Symptom Scale(OABSS) from baseline(Visit 2) to Visit 4

Secondary Outcome Measures
NameTimeMethod
Change in the total score of TSQ (Treatment Satisfaction Questionnaire)Baseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the total score of TSQ, Visit 3, Visit 4 and Visit 5

Change in the Mean number of Urinary incontinenceBaseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the Mean number of Urinary incontinence, Visit 3 and Visit 4

Change in the total score of IPSS(International Prostate Symptom Score)Baseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the total score of IPSS and bothersome score, Visit 3, Visit 4 and Visit 5

Change in the total score of OAB-q short formBaseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the total score of OAB-q short form,Visit 3, Visit 4 and Visit 5

Change in the total score of GRA (Global Response Assessment)Baseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the total score of GRA, Visit 3, Visit 4 and Visit 5

Change in the Mean number of Urinary urgencyBaseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the Mean number of Urinary urgency, Visit 3 and Visit 4

Change in the total score of PPBC(Patient Perception of Bladder Condition)Baseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the total score of PPBC, Visit 3, Visit 4 and Visit 5

Change in the score of BSW (Benefit, Satisfaction and Willingness to Continue Questions)Baseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the score of BSW, Visit 4 and Visit 5

Change in the Mean Frequent UrinationBaseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the Mean Frequent Urination, Visit 3 and Visit 4

Change in the total score of OABSS(Overactive Bladder Symptom Scale)Baseline(Visit 2 : 0 week), Visit 3(3-5 weeks post Visit 2), Visit 4(6-10 weeks post Visit 2), Visit 5(10-14 weeks post Visit 2)

Change in the total score of OABSS, Visit 3, Visit 4 and Visit 5

Trial Locations

Locations (5)

Severance Hospital

🇰🇷

Seoul, Korea, Republic of

Hallym University Medical Center

🇰🇷

Gyeonggi-do, Korea, Republic of

Seoul National University Bundang Hospital

🇰🇷

Gyeonggi-do, Korea, Republic of

SMG-SNU Boramae Medical Center

🇰🇷

Seoul, Korea, Republic of

Kyungpook National University Hospital

🇰🇷

Daegu, Korea, Republic of

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