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Clinical Trial Summary

To investigate whether prolonged period of treatment (6 months) can have a better therapeutic outcome than conventional period (3 months) of antimuscarinics.


Clinical Trial Description

Overactive bladder syndrome (OAB), with or without urge incontinence, is characterized by urinary urgency, frequency and nocturia. Thus, patients with OAB could be considered to have a reduced quality of life. Patients with overactive bladder syndrome have a higher risk of falling and fracture due to nocturia. OAB affects around 17 % of female population. At present, muscarinic receptor antagonists are the first-line pharmacotherapeutic agents for OAB. However, discontinuation of the treatment often results in symptom relapse. Until now, optimal duration of the treatment and durability of the efficacy have not been determined. We plan to use urodynamic studies outcome to evaluate therapeutic effect, with the change of urinary nerve growth factor level. This study is a randomized prospective study, comparing female OAB patient after 3 months and 6 months of antimuscarinic treatment.

The purpose of this study is to investigate the difference of urodynamic effects, therapeutic effect and urinary urinary nerve growth factor level between OAB females after 3 months and 6 months antimuscarinic treatment. ;


Study Design

Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Open Label, Primary Purpose: Treatment


Related Conditions & MeSH terms


NCT number NCT01876186
Study type Interventional
Source National Taiwan University Hospital
Contact Ho-Hsiung Lin, MD, PhD
Phone +886-2-23123456
Email hhlin@ntuh.gov.tw
Status Recruiting
Phase Phase 4
Start date May 2013
Completion date December 2015

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