Safety and Immunogenicity of Chiron's Investigational H. Pylori Vaccine in Healthy Adults
Phase I, Randomized, Controlled, Single-blind, Dose-Ranging and Schedule-Finding Study of the Safety, Tolerability, and Immunogenicity of Chiron Helicobacter Pylori Vaccine in Healthy, Helicobacter Pylori-negative Adults
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 1
Contacts and Locations
Study Locations
-
-
-
Berlin, Germany, 10117
- Universitaetsklinikum Charite
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Healthy
- Ages 18-40
- Negative for H. pylori infection
- Contraception for females
Exclusion Criteria:
- Present or past H. pylori infection
- Medically significant gastroduodenal disease
- Recent corticosteroid use
- Bleed diathesis
- Use of antibiotics used to treat H. pylori infection
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Prevention
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Single
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: 1
|
Experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Eight subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Nine subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
Ten subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
|
|
Experimental: 2
|
Experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Eight subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Nine subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
Ten subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
|
|
Experimental: 3
|
Experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Eight subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Nine subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
Ten subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
|
|
Experimental: 4
|
Experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Eight subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Nine subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
Ten subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
|
|
Placebo Comparator: 5
|
Nine subjects, alum control (placebo comparator), 0,1,2,4 month schedule (served as control for arms 1-4), administered intramuscularly
|
|
Experimental: 6
|
Experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Eight subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Nine subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
Ten subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
|
|
Experimental: 7
|
Experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 month schedule (alum control was administered at 4 months), administered intramuscularly
Seven subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Eight subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,4 month schedule (alum control was administered at 2 months), administered intramuscularly
Nine subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 10 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
Ten subjects, experimental H. pylori vaccine including NAP, CagA and VacA antigens (abbreviated HP3), 25 micrograms of each antigen, 0,1,2 week schedule, administered intramuscularly
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Safety measures: injection site and systemic reactions
Time Frame: 5 months
|
5 months
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Immunogencity measures: antigen-specific antibodies and cellular immune response
Time Frame: 5 months
|
5 months
|
Collaborators and Investigators
Sponsor
Sponsor
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- HPP002
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