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Pioglitazone in Preventing Head and Neck Cancer in Patients With Oral Leukoplakia

This study has been completed.
Sponsor:
Information provided by:
Masonic Cancer Center, University of Minnesota
ClinicalTrials.gov Identifier:
NCT00099021
First received: December 8, 2004
Last updated: April 13, 2010
Last verified: April 2010
History of Changes
Results First Received: October 13, 2009  
Study Type: Interventional
Study Design: Endpoint Classification: Safety/Efficacy Study;   Intervention Model: Single Group Assignment;   Masking: Open Label;   Primary Purpose: Prevention
Conditions: Head and Neck Cancer
Precancerous Condition
Neoplasms
Oral Leukoplakia
Intervention: Drug: pioglitazone hydrochloride

  Participant Flow
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Recruitment Details
Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations
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Pre-Assignment Details
Significant events and approaches for the overall study following participant enrollment, but prior to group assignment
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Reporting Groups
  Description
Pioglitazone Patients Patients with measurable leukoplakia who received all study medication (oral pioglitazone once daily for 12 weeks) and completed the trial.

Participant Flow:   Overall Study
    Pioglitazone Patients  
STARTED     21  
COMPLETED     21  
NOT COMPLETED     0  



  Baseline Characteristics
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Reporting Groups
  Description
Pioglitazone Patients Patients with measurable leukoplakia who received all study medication (oral pioglitazone once daily for 12 weeks) and completed the trial.

Baseline Measures
    Pioglitazone Patients  
Number of Participants  
[units: participants]
 		  21  
Age  
[units: participants]
 		 
<=18 years     0  
Between 18 and 65 years     19  
>=65 years     2  
Age  
[units: years]
Median ( Full Range ) 		  56.1  
  ( 27 to 75 )  
Gender  
[units: participants]
 		 
Female     12  
Male     9  
Region of Enrollment  
[units: participants]
 		 
United States     21  



  Outcome Measures
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1.  Primary:   Patients' Overall Response   [ Time Frame: Week 16 (4 weeks post dose) ]
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2.  Secondary:   Patients' Clinical Response   [ Time Frame: Week 16 (4 weeks post dose) ]
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3.  Secondary:   Patients' Histological (Tissue) Response   [ Time Frame: Week 16 (4 weeks post dose) ]
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4.  Secondary:   Nf Kappa B p65   [ Time Frame: Pre (Day 0) and Post (Week 12) Treatment ]
Results not yet posted.   Anticipated Posting Date:   12/2009   Safety Issue:   No

5.  Secondary:   Ki 67 Labeling Index   [ Time Frame: Pre (Day 0) and Post (Week 12) Treatment ]
Results not yet posted.   Anticipated Posting Date:   12/2009   Safety Issue:   No

6.  Secondary:   Apotosis (Cell Death)   [ Time Frame: Pre (Day 0) and Post (Week 12) Treatment ]
Results not yet posted.   Anticipated Posting Date:   12/2009   Safety Issue:   No

7.  Secondary:   Pigliotazone Gamma Immune Histochemistry   [ Time Frame: Pre (Day 0) and Post (Week 12) Treatment ]
Results not yet posted.   Anticipated Posting Date:   12/2009   Safety Issue:   No

8.  Secondary:   Cyclooxygenase-2 Staining   [ Time Frame: Pre (Day 0) and Post (Week 12) Treatment ]
Results not yet posted.   Anticipated Posting Date:   12/2009   Safety Issue:   No

9.  Secondary:   Cyclin D1 and p21 Immune Histochemistry   [ Time Frame: Pre (Day 0) and Post (Week 12) Treatment ]
Results not yet posted.   Anticipated Posting Date:   12/2009   Safety Issue:   No

10.  Secondary:   Involucrin and Transglutaminase Staining   [ Time Frame: Pre (Day 0) and Post (Week 12) Treatment ]
Results not yet posted.   Anticipated Posting Date:   12/2009   Safety Issue:   No

11.  Secondary:   Quantitative Oil Red O, AP2 (FABP4) and FABP5 Staining   [ Time Frame: Pre (Day 0) and Post (Week 12) Treatment ]
Results not yet posted.   Anticipated Posting Date:   12/2009   Safety Issue:   No

12.  Secondary:   Interleukin 6, 8 and Vascular Endothelial Growth Factors Elaboration in the Oral Cavity and Serum   [ Time Frame: Pre (Day 0) and Post (Week 12) Treatment ]
Results not yet posted.   Anticipated Posting Date:   12/2009   Safety Issue:   No


  Serious Adverse Events
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  Other Adverse Events
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  More Information
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Certain Agreements:  
All Principal Investigators ARE employed by the organization sponsoring the study.


Limitations and Caveats
Limitations of the study, such as early termination leading to small numbers of participants analyzed and technical problems with measurement leading to unreliable or uninterpretable data

Study was closed prior to full accrual because results were very good and funding was discontinued (R-01 application was filed.)

Immunohistochemistry (Outcomes #4 through #12) were not done due to laboratory limitations of time.

 


Results Point of Contact:  
Name/Title: Frank G. Ondrey, M.D.
Organization: Masonic Cancer Center, University of Minnesota
phone: 612-625-3200
e-mail: ondre002@umn.edu


No publications provided


Responsible Party: Frank Ondrey, M.D., Masonic Cancer Center, University of Minnesota
ClinicalTrials.gov Identifier: NCT00099021     History of Changes
Other Study ID Numbers: CDR0000393562, UMN-0109M07254, UMN-2001LS068
Study First Received: December 8, 2004
Results First Received: October 13, 2009
Last Updated: April 13, 2010
Health Authority: United States: Food and Drug Administration