Efficacy of Combined Pharmacotherapy Versus Solifenacin With Vaginal Estrogen Cream for Women With Detrusor Overactivity

Trial statusRecruiting
Trial phasePhase 4
Trial typeInterventional
Biological sexFemale
Age40-90
SponsorMackay Memorial Hospital

About this trial

To investigates the effects of combined pharmacotherapy with solifenacin and mirabegron versus solifenacin with vaginal estrogen cream in women with detrusor overactivity.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Patients with detrusor overactivity which defined as a urodynamic observation characterized by involuntary detrusor contractions during the filling phase. Those who were refractory to monotherapy with anti-muscarinics were enrolled for prospective study.

Disqualifiers

Postvoid urine retention before treatment

Women who had medical illness and contraindication for using solifenacin and mirabegron, such as narrow-angle glaucoma and hypertension

Concerns for using estrogen include: Women with history of cerebrovascular disease; thromboembolic disorders; gallbladder disease; known or suspected breast carcinoma; estrogen-dependent neoplasm or undiagnosed abnormal genital bleeding.

Women who were on hormone replacement therapy within 3 months were also excluded from the study

Trial design

Design model

Parallel

Treatments tested in this trial

  • Solifenacin with vaginal estrogen cream

    Drug

    Solifenacin 5mg with vaginal conjugated equine estrogen (CEE) 0.625 mg

  • Combination pharmacotherapy

    Drug

    Solifenacin 5mg and Mirabegron 25mg

Treatment groups

200 Participants
are divided into 2 treatment groups
Group A: Solifenacin with vaginal estrogen creamExperimental treatment 1 intervention
Group B: Combination pharmacotherapyActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Short form of Urinary Distress Inventory (UDI-6)

UDI-6 is a valid questionnaire, used particularly to investigate symptoms associated with lower urinary tract dysfunction and inquire on irritative, stress, and obstructive or discomfort complaints. UDI-6 consists of six items: frequent urination; leakage related to feeling of urgency; leakage related to activity, coughing, or sneezing; small amounts of leakage (drops); difficulty emptying the bladder; and pain or discomfort in the lower abdominal or genital area. The total score ranges from 0 to 18 , with a higher score indicating more severe of incontinence.

Time frame
Assess before treatment and 1 month, 3 months, 6 months and 1 year after treatment
2

Short form of Incontinence Impact Questionnaire (IIQ-7)

The IIQ-7 assess the impact of urinary incontinence on QoL. 7 items assess influence of urinary incontinence on physical activity, travel, social/relationships \& emotional health. Each item is scored between 0 (activities not affected at all) to 3 (activities greatly affected). The total score ranges from 0 to 21, with a higher score indicating more severe of incontinence.

Time frame
Assess before treatment and 1 month, 3 months, 6 months and 1 year after treatment
3

Overactive Bladder Symptom Score (OABSS)

The total OABSS is the sum of four symptom scores: daytime frequency (score 0-2), nighttime frequency (score 0-3), urgency (score 0-5), and urgency incontinence (score 0-5). The total score ranges from 0 to 15, with a higher score indicating more severe of OAB symptoms.

Time frame
Assess before treatment and 1 month, 3 months, 6 months and 1 year after treatment

Secondary outcomes

1

Episodes of daily micturition

Patients report daily lower urinary tract symptoms episodes

Time frame
Assess before treatment and 1 month, 3 months, 6 months and 1 year after treatment
2

Episodes of daily urgency

Patients report daily lower urinary tract symptoms episodes

Time frame
Assess before treatment and 1 month, 3 months, 6 months and 1 year after treatment
3

Episodes of daily incontinence

Patients report daily lower urinary tract symptoms episodes

Time frame
Assess before treatment and 1 month, 3 months, 6 months and 1 year after treatment
4

Episodes of daily nocturia

Patients report daily lower urinary tract symptoms episodes

Time frame
Assess before treatment and 1 month, 3 months, 6 months and 1 year after treatment

Other outcomes

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