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A phase 2 study of TAS-303 in female patients with stress urinary incontinence

A phase 2, randomized, placebo-controlled, double-blind study of TAS-303 in female patients with stress urinary incontinence

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080225307
Enrollment
186
Registered
2020-08-11
Start date
2020-09-03
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Stress urinary incontinence

Interventions

investigational material(s) Generic name etc : TAS-303 INN of investigational material : - Therapeutic category code : 259 Other agents for uro-genital and anal organ Dosage and Administration for Inv

Sponsors

Taiho Pharmaceutical Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: Key Inclusion Criteria: -Patient has symptoms of Stress Urinary Incontinence (SUI) for at least 12 weeks prior to study entry -Urinary incontinence in the 1-hour pad weight test exceeds 2.0 g -The average number of SUI episodes is 1 or more per day - The average number of urge urinary incontinence (UUI) episodes is 0.43 or less per day -The number of "SUI episodes" exceeds the number of "other episodes" -The average number of urinary diurnal frequency is 10 or less per day and the average number of nocturia frequency is 2 or less per day

Exclusion criteria

Exclusion criteria: Key Exclusion Criteria: - Patient has been diagnosed with mixed urinary incontinence (MUI) that is predominantly UUI - Patient has treated medication or therapy for SUI within 14 days before prior to study entry - Patient is considered to have SUI that would not be expected to improve unless treated with surgical therapy - Patient had a history of surgical treatment for urinary incontinence (Trans-obturator tape surgery, Tension-free vaginal tape surgery, etc.) - Patient has stage II or more of Pelvic Organ Prolapse (POP), or had a history of POP repair surgery within 180 days before prior to study entry - Patient has a serious illness or medical condition

Design outcomes

Primary

MeasureTime frame
efficacy The percent change in the average SUI episode frequency per 24 hours from baseline at week 12

Secondary

MeasureTime frame
safety efficacy -The average urinary incontinence episode frequency per 24 hours - The urinary incontinence volume measured in a 24-hour pad test -Various questionnaire scores (ICIQ-SF, PGI-I, I-QOL, OABSS) -Incidence of adverse events and side effects etc

Countries

Japan

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026