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Completed

NCT Number: NCT00863551

Sanctura Muscarinic Receptor Antagonist Resists Transport (SMART) Trial

This study evaluates the penetration through the blood-brain-barrier of trospium chloride at plasma steady state (Day 10) in elderly subjects with overactive bladder symptoms. Trospium levels in cerebrospinal fluid (CSF) and peak and trough plasma levels will be measured. Baseline and day 10 post-dose neurocognitive testing will be compared using a reliable change index to assess if any study subject shows evidence of a clinically and statistically significant change in memory.

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Key information

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Male or female, 65-75 years of age without evidence of memory impairment
  • Subject has overactive bladder symptoms but otherwise healthy
  • Non-smoker (refrained from any tobacco usage, including smokeless tobacco, nicotine patches, etc., for 6 months prior to the screening visit)
  • Weight within normal range
  • Ability to follow study instructions and likely to complete all required visits

Exclusion criteria

  • Residual urine within bladder greater than 4 ounces
  • Moderate or severe memory impairment
  • Bleeding disorder
  • Blood-thinning agents
  • Concurrent overactive bladder medication
  • Concurrent dementia drugs: Aricept (donepezil), Namenda (memantine), Cognex (tacrine), Exelon (rivastigmine), Razadyne (galantamine), galantamine or similar drugs for dementia
  • Chronic kidney failure
  • Abdominal bypass surgery for obesity

Treatment and study plan

Trospium Chloride

Drug

Extended release, 60 mg, oral daily

Other names: Sanctura XR™ 60 mg

Primary outcomes

  1. Cerebral Spinal Fluid Levels of Trospium at Day 10, Hour 5

    Time frame: Day 10, Hour 5

    Cerebral spinal fluid levels of Trospium at day 10, hour 5. Cerebral spinal fluid was collected from each patient.

Secondary outcomes

  1. Percentage of Study Subjects With No Clinically Significant Effect on Neurocognitive Function Total Recall Score as Measured by the Hopkins Verbal Learning Test-Revised (HVLT-R) at Day 10 Post-Dose

    Time frame: Day 10

    The HVLT-R is an instrument used to measure verbal learning and memory (recognition and recall). It consists of 3 learning trials: free recall, delayed recall, and yes/no delayed recognition. The total recall score was the sum of 3 'free recall' learning trials, and reflects the patient's ability to learn. The total score ranges from 0 (no memory) to 36 (best memory).

  2. Percentage of Study Subjects With No Clinically Significant Effect on Neurocognitive Function Delayed Recall Score as Measured by the Hopkins Verbal Learning Test-Revised (HVLT-R) at Day 10 Post-Dose

    Time frame: Day 10

    The HVLT-R is an instrument used to measure verbal learning and memory (recognition and recall). It consists of 3 learning trials: free recall, delayed recall, and yes/no delayed recognition trial. The delayed recall score provides a measure of the patient's recent memory. The total score ranges from 0 (no memory) to 12 (best memory).

  3. Percentage of Study Subjects With No Clinically Significant Effect on Neurocognitive Function as Measured by the Brief Visuospatial Memory Test-Revised (BVMT-R) Total Score at Day 10 Post-Dose

    Time frame: Day 10

    The BVMT-R is an instrument used to measure visual learning and memory (recognition and recall). It consists of 3 learning trials: free recall, delayed recall, and yes/no delayed recognition trial. The total recall score is the sum of 3 free recall learning trials, and reflects the patient's ability to learn. The total score ranges from 0 (no memory) to 12 (best memory). Due to technical problems associated with the administration of the test, the results were invalid.

  4. Percentage of Study Subjects With No Clinically Significant Effect on Neurocognitive Function as Measured by the Brief Visuospatial Memory Test-Revised (BVMT-R) Delayed Recall Score at Day 10 Post-Dose

    Time frame: Day 10

    The BVMT-R is an instrument used to measure visual learning and memory (recognition and recall). It consists of 3 learning trials: free recall, delayed recall, and a yes/no delayed recognition trial. The delayed recall score, derived from the delayed recall trial, provides a measure of the patient's recent memory. The total score ranges from 0 (no memory) to 12 (best memory). Due to technical problems associated with the administration of the test, the results were invalid.

Sponsors and collaborators

Lead sponsor

Allergan

Industry

Registry information

Important dates

Study start
2009
Primary completion
2009
Study completion
2009
First posted
Mar 18, 2009
Registry last updated
Feb 26, 2016

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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