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A prospective, randomised, open, crossover patient preference study comparing oral immediate release and transdermal oxybutynin in overactive bladder patients

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN03265047
Enrollment
80
Registered
2007-03-22
Start date
2007-03-01
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Subjects with overactive bladder (OAB) Urological and Genital Diseases Overactive bladder

Interventions

As of 29/07/09 the status of this trial was updated to 'stopped' due to poor recruitment. The decsion to terminate the trial was made on 25/11/2008, the date of last patient out (LPO) was on 17/07/200

Sponsors

Johannes Gutenberg-Universität Mainz, Fachbereich Medizin (Germany)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Subjects meeting all of the following criteria will be considered for admission to the trial: 1. Male or female (18 ? 80 years) suffering from OverActive Bladder (OAB) 2. Symptoms of OAB as defined by: a. Urgency frequency =7 /week b. Urinary urgency incontinence (> 7 UIE/week) c. Urodynamically proven detrusor instability 3. Women must be surgically sterile, be postmenopausal or must agree to use effective contraception during treatment phases (i.e. contraceptions with a failure ratio of < 1%/ year are implants, injection preparations, combined oral contraceptives, intrauterine device [e.g. hormone spiral] or vasectomy of the partner) 4. Negative urine pregnancy test for women capable of child-bearing within 24 hours before administration of the first dose medication at V1 5. Signed and dated informed consent of the subject must be available before start of any specific trial procedures 6. Ability of subject to understand character and individual consequences of clinical trial

Exclusion criteria

Exclusion criteria: Subjects presenting with any of the following criteria will not be included in the trial: 1. Pregnancy and lactation 2. History of hypersensitivity to the investigational medicinal product or to any drug with similar chemical structure or to any excipient present in the pharmaceutical form of the investigational medicinal product 3. Subjects with significant urinary obstruction as measured during cystometry (e.g. prostatic hyperplasia, stricture of urethra), severe gastro-intestinal condition (e.g. toxic megacolon, severe ulcerative colitis, intestinal atony, bowel obstruction), myasthenia gravis or uncontrolled narrow-angle glaucoma 4. Refractory to antimuscarine treatment: Subjects having experienced no benefit from previous treatment with oral or transdermal oxybutynin 5. Subjects with hiatus hernia and reflux oesophagitis 6. Subjects with acute prostatitis 7. Subjects with urinary frequency or nocturia due to cardiac or renal insufficiency and without urgency 8. Subjects with tachyarrhythmia (pulse > 100/min) 9. Subjects with Parkinsons`s disease or Alzheimer`s disease or other cerebral diseases 10. Subjects with cognitive impairment, not able to understand content and aim of the trial 11. Medical or psychological condition that would not permit completion of the trial or signing of informed consent 12. Participation in other clinical trials and observation period of competing trials, respectively 13. Subjects who have previously been enrolled in the trial

Design outcomes

Primary

MeasureTime frame
Primary efficacy endpoint will be the personal preference of the subject after both treatment phases. The preference will be checked for its plausibility in an end-of-period satisfaction rating (total of scores of final list of questions: 6 = very satisfied, 0 = very dissatisfied)

Secondary

MeasureTime frame
1. Cognitive abilities during treatment with orally administered Oxybutynin versus transdermal administration of Oxybutynin measured by CNS tests (Trail Making Test and Wechsler Memorial Scale-Revised) 2. Quality of life assessed with ?King´s Health Questionnaire? 3. Severity of urinary incontinence episodes estimated in pad test at V1, V3, V4 and V6 4. Reports of adverse event (AE)/serious adverse event (SAE) in terms of severity and frequency 5. Frequency of micturition assessed in a 3 day diary in every treatment period 6. Urinary incontinence episodes assessed in a 3 day diary in every treatment period 7. Degree of severity of incontinence episodes estimated in Sandvik Index and documented at subject visits 8. Urgency frequency assessed in a 3 day diary in every treatment period 9. Treatment satisfaction will be assessed with a satisfaction questionnaire at the end of each treatment period

Countries

Germany

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026