Trial record 4 of 6 for:    Oseltamivir | Studies With Results

A Study of Tamiflu (Oseltamivir) for the Seasonal Prophylaxis of Influenza in Immunocompromised Patients.

This study has been completed.
Sponsor:
Information provided by:
Hoffmann-La Roche
ClinicalTrials.gov Identifier:
NCT00412737
First received: December 15, 2006
Last updated: July 30, 2010
Last verified: July 2010
Results First Received: August 3, 2009  
Study Type: Interventional
Study Design: Allocation: Randomized;   Endpoint Classification: Safety/Efficacy Study;   Intervention Model: Parallel Assignment;   Masking: Double Blind (Subject, Investigator);   Primary Purpose: Prevention
Condition: Influenza
Interventions: Drug: oseltamivir [Tamiflu]
Drug: Placebo

  Participant Flow
  Hide Participant Flow

Recruitment Details
Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations
Patients were recruited from 44 centers over the period of 17 January 2007 to 3 June 2008.

Pre-Assignment Details
Significant events and approaches for the overall study following participant enrollment, but prior to group assignment
No text entered.

Reporting Groups
  Description
Placebo No text entered.
Oseltamivir 75 mg No text entered.

Participant Flow:   Overall Study
    Placebo     Oseltamivir 75 mg  
STARTED     237 [1]   238 [1]
COMPLETED     208 [2]   220 [2]
NOT COMPLETED     29     18  
[1] No. randomized
[2] No. included in Per Protocol analysis



  Baseline Characteristics
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Reporting Groups
  Description
Placebo No text entered.
Oseltamivir 75 mg No text entered.
Total Total of all reporting groups

Baseline Measures
    Placebo     Oseltamivir 75 mg     Total  
Number of Participants  
[units: participants]
  237     238     475  
Age  
[units: years]
Mean ± Standard Deviation
  48.9  ± 15.57     49.4  ± 15.47     49.2  ± 15.56  
Gender  
[units: participants]
     
Female     86     74     160  
Male     151     164     315  
Height  
[units: cm]
Mean ± Standard Deviation
  167.8  ± 14.57     168.7  ± 16.07     168.3  ± 15.33  
Weight  
[units: kg]
Mean ± Standard Deviation
  76.42  ± 20.358     76.40  ± 21.269     76.4  ± 20.80  



  Outcome Measures
  Hide All Outcome Measures

1.  Primary:   No. of Patients With Laboratory-confirmed Clinical Influenza   [ Time Frame: 12 weeks ]

Measure Type Primary
Measure Title No. of Patients With Laboratory-confirmed Clinical Influenza
Measure Description No text entered.
Time Frame 12 weeks  
Safety Issue No  

Population Description
Explanation of how the number of participants for analysis was determined. Includes whether analysis was per protocol, intention to treat, or another method. Also provides relevant details such as imputation technique, as appropriate.
intent-to-treat (ITT) population

Reporting Groups
  Description
Placebo No text entered.
Oseltamivir 75 mg No text entered.

Measured Values
    Placebo     Oseltamivir 75 mg  
Number of Participants Analyzed  
[units: participants]
  238     237  
No. of Patients With Laboratory-confirmed Clinical Influenza  
[units: participants]
   
Number     7     5  

No statistical analysis provided for No. of Patients With Laboratory-confirmed Clinical Influenza



2.  Secondary:   No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture   [ Time Frame: 12 weeks ]

Measure Type Secondary
Measure Title No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture
Measure Description No text entered.
Time Frame 12 weeks  
Safety Issue No  

Population Description
Explanation of how the number of participants for analysis was determined. Includes whether analysis was per protocol, intention to treat, or another method. Also provides relevant details such as imputation technique, as appropriate.
per protocol population

Reporting Groups
  Description
Placebo No text entered.
Oseltamivir 75 mg No text entered.

Measured Values
    Placebo     Oseltamivir 75 mg  
Number of Participants Analyzed  
[units: participants]
  208     220  
No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture  
[units: participants]
  6     4  

No statistical analysis provided for No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture



3.  Secondary:   No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture   [ Time Frame: 12 weeks ]

Measure Type Secondary
Measure Title No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture
Measure Description No text entered.
Time Frame 12 weeks  
Safety Issue No  

Population Description
Explanation of how the number of participants for analysis was determined. Includes whether analysis was per protocol, intention to treat, or another method. Also provides relevant details such as imputation technique, as appropriate.
Intent-to-treat Virus Negative at Baseline population (ITTNAB)

Reporting Groups
  Description
Placebo No text entered.
Oseltamivir 75 mg No text entered.

Measured Values
    Placebo     Oseltamivir 75 mg  
Number of Participants Analyzed  
[units: participants]
  231     232  
No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture  
[units: participants]
  7     4  

No statistical analysis provided for No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture



4.  Secondary:   No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)   [ Time Frame: 12 weeks ]

Measure Type Secondary
Measure Title No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)
Measure Description No text entered.
Time Frame 12 weeks  
Safety Issue No  

Population Description
Explanation of how the number of participants for analysis was determined. Includes whether analysis was per protocol, intention to treat, or another method. Also provides relevant details such as imputation technique, as appropriate.
intent-to-treat (ITT) population

Reporting Groups
  Description
Placebo No text entered.
Oseltamivir 75 mg No text entered.

Measured Values
    Placebo     Oseltamivir 75 mg  
Number of Participants Analyzed  
[units: participants]
  238     237  
No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)  
[units: participants]
  7     2  

No statistical analysis provided for No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)



5.  Secondary:   No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)   [ Time Frame: 12 weeks ]

Measure Type Secondary
Measure Title No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)
Measure Description No text entered.
Time Frame 12 weeks  
Safety Issue No  

Population Description
Explanation of how the number of participants for analysis was determined. Includes whether analysis was per protocol, intention to treat, or another method. Also provides relevant details such as imputation technique, as appropriate.
Intent-to-treat Virus Negative at Baseline population (ITTNAB)

Reporting Groups
  Description
Placebo No text entered.
Oseltamivir 75 mg No text entered.

Measured Values
    Placebo     Oseltamivir 75 mg  
Number of Participants Analyzed  
[units: participants]
  231     232  
No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)  
[units: participants]
  7     1  

No statistical analysis provided for No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)



6.  Secondary:   No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture or Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)   [ Time Frame: 12 weeks ]

Measure Type Secondary
Measure Title No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture or Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)
Measure Description No text entered.
Time Frame 12 weeks  
Safety Issue No  

Population Description
Explanation of how the number of participants for analysis was determined. Includes whether analysis was per protocol, intention to treat, or another method. Also provides relevant details such as imputation technique, as appropriate.
intent-to-treat (ITT) population

Reporting Groups
  Description
Placebo No text entered.
Oseltamivir 75 mg No text entered.

Measured Values
    Placebo     Oseltamivir 75 mg  
Number of Participants Analyzed  
[units: participants]
  238     237  
No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture or Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)  
[units: participants]
  8     5  

No statistical analysis provided for No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture or Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)



7.  Secondary:   No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture or Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)   [ Time Frame: 12 weeks ]

Measure Type Secondary
Measure Title No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture or Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)
Measure Description No text entered.
Time Frame 12 weeks  
Safety Issue No  

Population Description
Explanation of how the number of participants for analysis was determined. Includes whether analysis was per protocol, intention to treat, or another method. Also provides relevant details such as imputation technique, as appropriate.
Intent-to-treat Virus Negative at Baseline population (ITTNAB)

Reporting Groups
  Description
Placebo No text entered.
Oseltamivir 75 mg No text entered.

Measured Values
    Placebo     Oseltamivir 75 mg  
Number of Participants Analyzed  
[units: participants]
  231     232  
No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture or Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)  
[units: participants]
  8     4  

No statistical analysis provided for No. of Patients With Laboratory Confirmed Clinical Influenza Confirmed by Serology/Viral Culture or Reverse Transcriptase Polymerase Chain Reaction (RT-PCR)




  Serious Adverse Events


  Other Adverse Events


  More Information
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Certain Agreements:  
Principal Investigators are NOT employed by the organization sponsoring the study.
There is NOT an agreement between Principal Investigators and the Sponsor (or its agents) that restricts the PI's rights to discuss or publish trial results after the trial is completed.


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
There were no overall limitations and caveats.  


Results Point of Contact:  
Name/Title: Medical Communications Specialist
Organization: Hoffmann-La Roche
phone: 800-821-8590


No publications provided by Hoffmann-La Roche

Publications automatically indexed to this study:

Responsible Party: Clinical Trials, Study Director, Hoffmann-La Roche
ClinicalTrials.gov Identifier: NCT00412737     History of Changes
Other Study ID Numbers: NV20235
Study First Received: December 15, 2006
Results First Received: August 3, 2009
Last Updated: July 30, 2010
Health Authority: United States: Food and Drug Administration