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Overactive Bladder SyndromePhase 4NCT02540707

Comparisons of the Effects of Solifenacin Versus Mirabegron on Autonomic System, Arterial Stiffness and Psychosomatic Distress and Clinical Outcomes

A Phase 4 study testing solifenacin and mirabegron in people with Overactive Bladder Syndrome, run by National Taiwan University Hospital at 1 site in Taiwan.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Background/Purpose: The overactive bladder syndrome (OAB) affects around 17 % of female population. Antimuscarinics can affect autonomic system, arterial stiffness and psychosomatic distress. However, there is no such research for the new drug- mirabegron (a β3-agonist). Read more about this study

Who is it for?
Ages 20 to 99 years, women only
Conditions the study is for
Overactive Bladder Syndrome
What is being tested?
solifenacin and mirabegron
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
113 participants
Where
1 siteTaiwan
Study dates
8 Sep 2015to 26 Aug 2020
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 20 to 99 years
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Women with overactive bladder syndrome
  • ≥20 year-old

Who cannot join

  • Urine retention,
  • acute angle glaucoma,
  • myasthenia gravis,
  • ulcerative colitis,
  • megacolon

Trial locations and contacts

1 site in 1 country.

Taiwan1 site
  • Outpatient clinics, Department of Obs/Gyn, National Taiwan University Hospital

    Taipei, 100

Other trials in Taiwan

About this study

Official title: Comparisons of the Effects of Solifenacin Versus Mirabegron on Autonomic System, Arterial Stiffness and Psychosomatic Distress and Clinical Outcomes: A Prospective Randomized Controlled Trial

Background/Purpose: The overactive bladder syndrome (OAB) affects around 17 % of female population. Antimuscarinics can affect autonomic system, arterial stiffness and psychosomatic distress. However, there is no such research for the new drug- mirabegron (a β3-agonist). Thus, the aim of our study is to analyze the between-group differences in heart rate variability, cardio-ankle vascular index, ankle-brachial pressure index, psychosomatic distress, personality trait, family support and clinical outcomes between the mirabegron and the solifenacin groups.

Patients and Methods: The investigators will perform a prospective randomized controlled study to recruit 150 female OAB patients at the outpatient clinic of Department of Obstetrics and Gynecology of National Taiwan University Hospital. All OAB female patients will be asked to complete Urgency Severity Scales, Overactive Bladder Symptoms Scores questionnaires, King's Health questionnaires, UDI-6 \& IIQ-7, Patient Health Questionnaire, brief symptom rating scale (BSRS), Maudsley personality inventory (MPI) and adaptability, partnership, growth, affection, and resolve (APGAR) questionnaires, Sleep and Dietary habit Questionnaire, standard 12-leads electrocardiography (ECG), 5 minutes Holter monitoring, cardio-ankle vascular index (CAVI) test, bladder diary, 20-min pad test, urodynamic studies and measurement of urinary nerve growth factors level before and after 12 weeks' mirabegron versus solifenacin treatment. STATA software is used for statistical analyses.

Possible Results: The investigators can answer that the between-group differences in heart rate variability, cardio-ankle vascular index, ankle-brachial pressure index, psychosomatic distress, personality trait, family support and clinical outcomes between the mirabegron and the solifenacin groups. The above conclusions should be important for pre-treatment consultation.

Being tested
solifenacin, mirabegron

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • solifenacinDrug

    solifenacin 5 mg per day for 12 weeks

  • mirabegronDrug

    mirabegron 25 mg per day for 12 weeks

Study groups in NCT02540707
Study groupRoleWhat they receive
SolifenacinPlacebo comparatorWomen with overactive bladder syndrome will be treated by solifenacin 5 mg qd * 12 weeks
Receives: Drug: solifenacin
MirabegronExperimentalWomen with overactive bladder syndrome will be treated by mirabegron 25 mg qd * 12 weeks
Receives: Drug: mirabegron

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Between-group difference of the effect of drug on heart rate variability

    Between-group difference of the effect of drug on heart rate variability, such as low frequency and high frequency

    Measured: 12 weeks

  2. Between-group difference of the effect of drug on psychosomatic distress

    Between-group difference of the effect of drug on psychosomatic distress by Brief Symptom Rating Scale

    Measured: 12 weeks

Secondary outcomes (2)
  1. Between-group difference of the effect of drug on arterial stiffness

    Between-group difference of the effect of drug on arterial stiffness by cardio-ankle vascular index

    Measured: 12 weeks

  2. Between-group difference of the effect of drug on clinical efficacy

    Between-group difference of the effect of drug on clinical efficacy by Overactive Bladder Symptoms Score Questionnaire

    Measured: 12 weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted4 Sep 2015 (estimated)
  2. Study start8 Sep 2015
  3. Primary completion26 Aug 2020
  4. Study completion26 Aug 2020

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
113 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02540707
Sponsor's protocol ID
201506092MIND
Status last verified
Mar 2023
First submitted
27 Aug 2015
Last updated
28 Mar 2023
Results posted
No
Data monitoring committee
Yes

Publications

  • Stoniute A, Madhuvrata P, Still M, Barron-Millar E, Nabi G, Omar MI. Oral anticholinergic drugs versus placebo or no treatment for managing overactive bladder syndrome in adults. Cochrane Database Syst Rev. 2023 May 9;5(5):CD003781. doi: 10.1002/14651858.CD003781.pub3.

    PubMed 37160401

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing solifenacin and mirabegron in people with Overactive Bladder Syndrome, run by National Taiwan University Hospital at 1 site in Taiwan.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 28 Mar 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Taiwan. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Between-group difference of the effect of drug on heart rate variability (time frame: 12 weeks). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02540707, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 28 Mar 2023.

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