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Trial · NCT01409564

Cilostazol Augmentation Study in Dementia

NCT01409564, Phase 4, Completed, Seoul National University Hospital; results first posted 2014-05-13

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Cilostazol Augmentation Study in Dementia. Trials, record NCT01409564. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01409564

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Cilostazol Augmentation Study in Dementia
NCT number
NCT01409564
Status
Completed
Phases
Phase 4
Enrollment
46 participants, actual
Lead sponsor
Seoul National University Hospital
Conditions
Alzheimer's Dementia
Interventions
Cilostazol, Placebo
First posted
2011-08-04
Last updated
2014-05-13
Results first posted
2014-05-13

Source ClinicalTrials.gov

Registered outcomes6

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryRegionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodBaseline, 24-weekRegional cerebral glucose uptake level was measured as the ratio value of FDG uptake of the each unit level to the global mean uptake value.
SecondaryAlzheimer's Disease Assessment Scale-Cognitive Subscale (ADAS-cog)Baseline, 12-week, 24-week
The ADAS-Cog score is measured by the number of questions answered incorrectly, therefore the higher is the worse. Score Scale: 0-75 (min-MAX) Each subcategory scores are summed. 1. Word-recall test (0-10) 2. Commands (0-5) 3. Constructional praxis (0-5) 4. Naming Objects/ Fingers (0-5) 5. Ideational Praxis (0-5) 6. Orientation (0-8) 7. Word Recognition (0-12) 8. Remembering Test Instructions (0-5) 9. Spoken Language Ability (0-5) 10. Word Finding Difficulty (0-5) 11. Comprehension (0-5)
SecondaryMini-Mental State Examination (MMSE) in the Korean Version of the CERAD Assessment Packet)Baseline, 12-month, 24-monthBasic cognitive functions are checked. (0-30) The score is better when higher.
SecondaryActivities of Daily Living (ADCS-ADL)Baseline, 12-month, 24-monthThe caregiver answered to the questions given to measure the cognitive function level of the patients in daily living. Lower scores indicate greater severity. 23 questions Score Scale: 0-78 (min-MAX)
SecondaryClinical Dementia Rating Scale-Sum of Boxes (CDR-SB)Baseline, 12-month, 24-monthMeasured by professionally trained clinicians. Higher score indicates more severe AD symptoms. Score Scale: 0-18 (min-MAX)
SecondaryFazekas ScaleBaseline
Level of severity of white matter lesions in AD patients who can be legitimately administered with cilostazol. Measured by professionally trained clinicians. The higher score indicates more severe white matter lesion. Max-min: 0-3

Outcomes6

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYRegionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodBaseline, 24-week
Number of patients with increased whole brain glucose uptake level. In the real analysis, however, a voxel-based image analysis results were used; therefore, data which can be entered here is not much meaningful.
Bq/Bq (no unit)MEAN
SECONDARYAlzheimer's Disease Assessment Scale-Cognitive Subscale (ADAS-cog)Baseline, 12-week, 24-weekunits on a scaleMEAN
SECONDARYMini-Mental State Examination (MMSE) in the Korean Version of the CERAD Assessment Packet)Baseline, 12-month, 24-monthunits on a scaleMEAN
SECONDARYActivities of Daily Living (ADCS-ADL)Baseline, 12-month, 24-monthunits on a scaleMEAN
SECONDARYClinical Dementia Rating Scale-Sum of Boxes (CDR-SB)Baseline, 12-month, 24-monthunits on a scaleMEAN
SECONDARYFazekas ScaleBaselineparticipantsNUMBER

Results by group46

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Regionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodCilostazol, BaselineLeft Parietal Lobe81.70Standard Deviation 9.51Bq/Bq (no unit)
Regionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodCilostazol, 24-weekLeft Parietal Lobe80.40Standard Deviation 8.27Bq/Bq (no unit)
Regionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodPlacebo, BaselineLeft Parietal Lobe84.60Standard Deviation 7.47Bq/Bq (no unit)
Regionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodPlacebo, 24-weekLeft Parietal Lobe81.33Standard Deviation 6.82Bq/Bq (no unit)
Regionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodCilostazol, BaselineRight Parietal Lobe80.03Standard Deviation 10.26Bq/Bq (no unit)
Regionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodCilostazol, 24-weekRight Parietal Lobe79.00Standard Deviation 9.55Bq/Bq (no unit)
Regionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodPlacebo, BaselineRight Parietal Lobe85.29Standard Deviation 8.62Bq/Bq (no unit)
Regionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodPlacebo, 24-weekRight Parietal Lobe81.91Standard Deviation 8.37Bq/Bq (no unit)
Regionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodCilostazol, BaselineLeft Inferior Frontal Gyrus85.74Standard Deviation 7.03Bq/Bq (no unit)
Regionally Averaged Cerebral Glucose Uptake Changes Measured by FDG PET Uptake With Voxel-based MethodCilostazol, 24-weekLeft Inferior Frontal Gyrus86.82Standard Deviation 6.06Bq/Bq (no unit)

Participant flow6

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDCilostazol23
Overall StudySTARTEDPlacebo23
Overall StudyCOMPLETEDCilostazol18
Overall StudyCOMPLETEDPlacebo18
Overall StudyNOT COMPLETEDCilostazol5
Overall StudyNOT COMPLETEDPlacebo5

Adverse events14

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherNausea, DizzinessGeneral disordersCilostazol1181
otherNausea, DizzinessGeneral disordersPlacebo0180
otherGI discomfortGastrointestinal disordersCilostazol1181
otherGI discomfortGastrointestinal disordersPlacebo0180
otherDiarrheaGeneral disordersCilostazol1181
otherDiarrheaGeneral disordersPlacebo0180
otherHypertensionVascular disordersCilostazol1181
otherHypertensionVascular disordersPlacebo0180
otherDepressionPsychiatric disordersCilostazol0180
otherDepressionPsychiatric disordersPlacebo1181

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityCilostazol
Total, all-cause mortalityPlacebo
Total, other adverse eventsCilostazol418
Total, other adverse eventsPlacebo318
Total, serious adverse eventsCilostazol018
Total, serious adverse eventsPlacebo018

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
30761509DERIVED

Source PubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons1

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

Comparison
Cilostazol vs Placebo: serious adverse events

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT01409564

GET https://conductscience.org/api/trials/v1/NCT01409564/results?page=2