Liposomal Based Intranasal Influenza Vaccine:Safety and Efficacy

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT00197301
Recruitment Status : Completed
First Posted : September 20, 2005
Last Update Posted : November 7, 2006
Information provided by:
Hadassah Medical Organization

Brief Summary:
Influnza vaccination is highly recommended over the age of 50,but is only 50% efficatious among the elderly. A Vaccine given as a nasal spray may improve compliance and local immunity.Liposomes are lipid particles that may serve as carriers for the vaccine and together they enhance the local immune response in mice when given as nasal spray.This study aims to examine the safety and nasal and humoral responses to the nasal vaccine compared to the commercial muscular vaccine.

Condition or disease Intervention/treatment Phase
Influenza Biological: Vaccination Phase 1 Phase 2

Study Type : Interventional  (Clinical Trial)
Enrollment : 200 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Single
Primary Purpose: Prevention
Official Title: Phase 1 Study to Examine the Safety and Efficacy of a Novel Liposomal Based Intranasal Influenza Vaccine
Study Start Date : October 2005
Study Completion Date : April 2006

Resource links provided by the National Library of Medicine

MedlinePlus related topics: Flu Flu Shot

Primary Outcome Measures :
  1. Seroprotection

Secondary Outcome Measures :
  1. Antibody levels

Information from the National Library of Medicine

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Ages Eligible for Study:   20 Years to 95 Years   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:Healthy young(20-45years old) and elderly(65-95 years old) volunteers -

Exclusion Criteria:Known allergy to eggs and to the flu vaccine, pregnant and breast feeding women, chronic viral carriers, recently hospitalized persons

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its identifier (NCT number): NCT00197301

Hadassah Medical Organization
Jerusalem, Israel, 91120
Sponsors and Collaborators
Hadassah Medical Organization
Study Director: Arie Ben Yehuda, M.D. Hadassah Medical Organization Identifier: NCT00197301     History of Changes
Other Study ID Numbers: 16-05.08.05-HMO-CTIL
First Posted: September 20, 2005    Key Record Dates
Last Update Posted: November 7, 2006
Last Verified: September 2005

Keywords provided by Hadassah Medical Organization:
Intranasal vaccination, Influenza

Additional relevant MeSH terms:
Influenza, Human
Orthomyxoviridae Infections
RNA Virus Infections
Virus Diseases
Respiratory Tract Infections
Respiratory Tract Diseases
Immunologic Factors
Physiological Effects of Drugs