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Abbreviated Zagreb 2-1-1 schedule

Phase 3

Rabies | Monoclonal antibody | Infectious Disease |Novartis AG|Last Updated: Dec 13, 2011

Success Probability

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Market & Valuation

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Trial Design

RandomizedACTIVE_CONTROLLED
Total Trials1
Total Enrollment825

FDA Designations

No designations recorded

Clinical trial landscape

Abbreviated Zagreb 2-1-1 schedule · 1 trial · 1 indication

Phase 3 1
NCT00825305Safety and Immunogenicity (Non-inferiority) of a Purified Chick Embryo Cell Vaccine Vaccine Administered in Two Different Schedules (Conventional Versus Abbreviated Schedule)Rabies
COMPLETED825 Analytics
PHASE3COMPLETED
Safety and Immunogenicity (Non-inferiority) of a Purified Chick Embryo Cell Vaccine Vaccine Administered in Two Different Schedules (Conventional Versus Abbreviated Schedule)
RabiesUnlock trial analytics

Study Endpoints

Primary Endpoints

Rabies Virus Neutralizing Antibody Concentrations on Day 14.
14 days

Rabies virus neutralizing antibody concentrations of the abbreviated Zagreb regimen compared with the conventional Essen regimen. Results are presented on log2 scale. For results on original geometric (multiplicative) scale please raise numbers to the basis of 2.

Number of Participants Who Reported a Local or Systemic Reaction After Any Vaccination
7 days after each vaccination

Specified local and systemic reactions were solicited for 7 days after each vaccination. Number of participants were calculated who reported a local or systemic reaction after any of the vaccinations.

Secondary Endpoints

Rabies Virus Neutralizing Antibody Concentrations on Day 7 and Day 42.
7 days and 42 days
Percentages of Participants With Seroconversion (Rabies Virus Neutralizing Antibody Concentrations Equal and Above 0.5 IU/ml) on Days 7, 14 and 42.
7 days, 14 days and 42 days
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
Zagreb (2-1-1)EXPERIMENTALRabies PCEC vaccine was applied according Zagreb schedule with 2 vaccinations on day 0, 1 vaccination on day 7 and day 21, respectively
Essen (1-1-1-1-1)ACTIVE_COMPARATORRabies PCEC vaccine was applied according Essen schedule, i.e. 1 vaccination on day 0, day 3, day 7, day 14 and day 28, respectively.

Interventions

NameTypeDescription
Abbreviated Zagreb 2-1-1 scheduleBIOLOGICALSubjects received the abbreviated Zagreb 2-1-1 schedule in a safety-lead-in phase.
Standard Essen 1-1-1-1-1 scheduleBIOLOGICALSubjects received the standard Essen regimen.
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Eligibility Criteria

Age Range18 Years to 50 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Male and female subjects 18-50 years of age who: * are in good health at the time of entry into the study as determined by medical history, physical examination and clinical judgment of the investigator; * volunteer for the simulated post-exposure vaccination courses and blood...

Countries:China
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Frequently asked questions about Abbreviated Zagreb 2-1-1 schedule

What is Abbreviated Zagreb 2-1-1 used for?

Abbreviated Zagreb 2-1-1 is an investigational monoclonal antibody being studied for rabies prophylaxis. It is administered as a purified chick embryo cell vaccine in an abbreviated schedule, compared to a conventional schedule, to assess safety and immunogenicity. It is not approved and remains in clinical development.

Who makes Abbreviated Zagreb 2-1-1?

Abbreviated Zagreb 2-1-1 is developed by Novartis AG, traded on the New York Stock Exchange under the ticker NVS. The company is conducting clinical trials to evaluate the vaccine's safety and immunogenicity for rabies prevention.

What phase is Abbreviated Zagreb 2-1-1 in?

Abbreviated Zagreb 2-1-1 is in Phase 3 clinical development. It is an investigational vaccine for rabies and has not been approved by regulatory authorities. One Phase 3 trial has been completed, with no active trials currently ongoing.

What clinical trials is Abbreviated Zagreb 2-1-1 in?

Abbreviated Zagreb 2-1-1 was studied in a completed Phase 3 trial, NCT00825305, which enrolled 825 healthy volunteers in China. The trial compared the safety and immunogenicity of the vaccine in a conventional versus an abbreviated schedule for rabies.

Is Abbreviated Zagreb 2-1-1 the same as a conventional rabies vaccine?

Abbreviated Zagreb 2-1-1 is a purified chick embryo cell vaccine administered in an abbreviated 2-1-1 schedule, whereas a conventional schedule involves a different dosing regimen. The Phase 3 trial was designed to test non-inferiority of the abbreviated schedule compared to the conventional one.