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Investigational H7N9 vaccine GSK3206641A

Phase 1

Influenza | Monoclonal antibody | Infectious Disease |GSK plc|Last Updated: May 30, 2017

Success Probability

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment424

FDA Designations

No designations recorded

Clinical trial landscape

Investigational H7N9 vaccine GSK3206641A · 1 trial · 1 indication

Phase 1 1
NCT01999842Immunogenicity and Safety Study of GlaxoSmithKline (GSK) Biologicals' Influenza Vaccine(s) GSK3206641A and GSK3206640A Administered in Adults 18 to 64 Years of AgeInfluenza
COMPLETED424 Analytics
PHASE1COMPLETED
Immunogenicity and Safety Study of GlaxoSmithKline (GSK) Biologicals' Influenza Vaccine(s) GSK3206641A and GSK3206640A Administered in Adults 18 to 64 Years of Age
InfluenzaUnlock trial analytics

Study Endpoints

Primary Endpoints

Humoral immune response in terms of vaccine-homologous hemagglutination inhibition (HI) antibody titers
At Day 42

The following aggregate variables will be calculated for each adjuvanted H7N9 vaccine group: • Seroconversion rates (SCR); • Seroprotection rates (SPR); • Mean Geometric Increase (MGI)

Occurrence of each solicited local symptom
During a 7-day follow-up period (i.e., day of vaccination and 6 subsequent days) after each vaccination
Occurrence of each solicited general symptom
During a 7-day follow-up period (i.e., day of vaccination and 6 subsequent days) after each vaccination
Occurrence of clinical safety laboratory abnormalities reported for samples
At Day 0 visit
Occurrence of unsolicited adverse events
21 days after each dose
Occurrence of Medically Attended Adverse Events (MAEs), potential Immune Mediated Diseases (pIMDs) and Serious Adverse Events (SAEs)
From Day 0 until the Day 42

Secondary Endpoints

Humoral immune response in terms of vaccine-homologous hemagglutination inhibition (HI) antibody titers
At Day 42
Humoral immune response in terms of vaccine-homologous (H7N9) HI antibody titers
GMTs and Seropositivity rates at Days 0, 21, 42 and Months 6 and 12; SCR and MGI at Day 21, 42 (Placebo group only) and Months 6 and 12; SPR at Days 0, 21, 42 (Placebo group only) and Months 6 and 12
Humoral immune response in terms of vaccine-homologous (H7N9) HI antibody titers by age stratum
GMTs, Seropositivity rates and SPR at Days 0, 21, 42 and Months 6 and 12; SCR and MGI at Day 21, 42 and Months 6 and 12
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
Formulation 1 GroupEXPERIMENTALSubjects in this group will receive two doses of GSK3206641A H7N9 vaccine formulation 1 at a 21 day interval
Formulation 2 GroupEXPERIMENTALSubjects in this group will receive two doses of GSK3206641A H7N9 vaccine formulation 2 at a 21 day interval
Formulation 3 GroupEXPERIMENTALSubjects in this group will receive two doses of GSK3206641A H7N9 vaccine formulation 3 at a 21 day interval
Formulation 4 GroupEXPERIMENTALSubjects in this group will receive two doses of GSK3206641A H7N9 vaccine formulation 4 at a 21 day interval
Formulation 5 GroupEXPERIMENTALSubjects in this group will receive two doses of GSK3206640A H7N9 vaccine formulation 5 at a 21 day interval
Placebo GroupPLACEBO_COMPARATORSubjects in this group will receive two doses of placebo at a 21 day interval

Interventions

NameTypeDescription
Investigational H7N9 vaccine GSK3206641ABIOLOGICALOne dose of GSK3206641A H7N9 vaccine administered intramuscularly (IM) in the deltoid region of arm at Day 0 and the second dose of GSK3206641A H7N9 vaccine administered IM in the deltoid region of arm at Day 21
Investigational H7N9 vaccine GSK3206640ABIOLOGICALOne dose of GSK3206640A H7N9 vaccine administered IM at the deltoid region of arm at Day 0 and the second dose of GSK3206640A H7N9 vaccine administered IM at the deltoid region of arm at Day 21
PlaceboBIOLOGICALOne dose of placebo administered IM at the deltoid region of arm at Day 0 and the second dose of placebo administered IM at the deltoid region of arm at Day 21
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Eligibility Criteria

Age Range18 Years to 64 Years
SexALL
Healthy VolunteersYes
Study Sites8

Inclusion Criteria: * Male or female adults who are 18 to 64 years of age (inclusive) at the time of first study vaccination. * Written informed consent obtained from subject. * Subjects who the investigator believes can and will comply with the requirements of the protocol . * Healthy subjects as ...

Countries:United StatesCanada
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Frequently asked questions about Investigational H7N9 vaccine GSK3206641A

What is GSK3206641A used for?

GSK3206641A is an investigational vaccine being studied for the prevention of influenza. It is currently in Phase 1 clinical development and has not been approved by regulatory authorities. The vaccine is designed to be administered to adults aged 18 to 64 years.

Who makes GSK3206641A?

GSK3206641A is being developed by GSK plc, a global biopharmaceutical company listed on the London Stock Exchange under the ticker GSK. The company is conducting clinical trials to evaluate the vaccine's safety and immunogenicity in adults.

What phase is GSK3206641A in?

GSK3206641A is in Phase 1 clinical development. It is an investigational vaccine and has not yet received regulatory approval. The Phase 1 trial has been completed, and the vaccine remains under evaluation for its safety and immune response in humans.

What clinical trials is GSK3206641A in?

GSK3206641A has been studied in one completed Phase 1 clinical trial, identified as NCT01999842. This randomized, double-blind, placebo-controlled trial enrolled 424 healthy adults aged 18 to 64 years in the United States and Canada to assess the vaccine's immunogenicity and safety.

Is GSK3206641A the same as GSK3206640A?

GSK3206641A and GSK3206640A are two distinct investigational influenza vaccines developed by GSK. They were both evaluated in the same Phase 1 clinical trial (NCT01999842), which compared their safety and immunogenicity in adults aged 18 to 64 years.