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GSK2231395A

Phase 1

Streptococcus Pneumoniae | Monoclonal antibody | Infectious Disease |GSK plc|Last Updated: Aug 8, 2018

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindACTIVE_CONTROLLED
Total Trials1
Total Enrollment40

FDA Designations

No designations recorded

Clinical trial landscape

GSK2231395A · 1 trial · 2 indications

Phase 1 1
NCT00814489Evaluation of Non-typable Haemophilus Influenzae and Pneumococcal Protein Vaccine Formulations in Young AdultsStreptococcus Pneumoniae
COMPLETED40 Analytics
PHASE1COMPLETED
Evaluation of Non-typable Haemophilus Influenzae and Pneumococcal Protein Vaccine Formulations in Young Adults
Streptococcus PneumoniaeUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Subjects With Any Solicited Local and General Symptoms
During a 7-day follow up period after any vaccination

Solicited local symptoms assessed were pain, redness and swelling. Any solicited local symptom was defined as occurrence of any solicited local symptom regardless of intensity grade. Solicited general symptoms assessed were fatigue, gastrointestinal, headache, malaise, myalgia and temperature Any temperature was defined as oral temperature equal to or above (≥) 37.5 degrees Celsius (°C). For other symptoms: Any = any general symptom reported irrespective of intensity grade and relationship to vaccination.

Number of Subjects With Any Unsolicited Adverse Events (AE)
During a 30-day (Days 0-29) follow up period after any vaccination

An unsolicited adverse event is any adverse event (i.e. any untoward medical occurrence in a patient or clinical investigation subject, temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product) reported in addition to those solicited during the clinical study. Also any "solicited" symptom with onset outside the specified period of follow-up for solicited symptoms will be reported as an unsolicited adverse event.

Number of Subjects With Any Serious Adverse Events (SAEs)
From Day 0 to Day 420

SAEs assessed include medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization, result in disability/incapacity or are a congenital anomaly/birth defect in the offspring of a study subject. Any was defined as occurrence of any symptom regardless of intensity grade or relation to vaccination.

Number of Subjects With Any Biochemical Laboratory Abnormalities
During a 7-day follow up period after vaccine dose 1 and 2 and at Days 180, 300 and 420

Biochemical parameters assessed in blood samples include alanine aminotransferase (ALT), aspartate aminotransferase (AST), creatinine (CREA) and urea (URE). Abnormalities reported include values outside the normal ranges. Time points were presented as before (Pre) or after (Post) Dose 1, 2 or 3.

Number of Subjects With Any Hematological Laboratory Abnormalities
During a 7-day follow up period after vaccine dose 1 and 2 and at Days 180, 300 and 420.

Hematological parameters assessed in blood samples include red blood cells (RBC), white blood cells (WBC - including Basophils (BAS), neutrophils (NEU), lymphocytes (LYM), eosinophils (EOS) and monocytes (MON), blood platelets (PLA) and Hemoglobin (HEM). Abnormalities reported include values outside the normal ranges. This outcome presents results for RBC, WBC High and Low, PLA and HEM. Time points were presented as before (pre) or after (post) doses 1, 2 or 3.

Secondary Endpoints

Concentrations of Antibodies Against Protein D (Anti-PD), Pneumolysin (Anti-Ply) and Pneumococcal Histidine Triad D (Anti-PhtD)
Days 0, 30, 60, 90, 180 and 420.
Mean Number of Influenza-specific Cluster of Differentiation (CD) 4 T-cells.
Prior to first vaccination (Day 0), at 14 days post vaccination 1 (Day 14) and 2 (Day 74) and at Day 480.
Mean Number of Influenza-specific Cluster of Differentiation (CD) 8 T-cells.
Prior to first vaccination (Day 0), at 14 days post vaccination 1 (Day 14) and 2 (Day 74) and at Day 480.
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
GSK2254233A GroupEXPERIMENTALSubjects received 2 doses of adjuvanted Non-Typable Haemophilus influenza and pneumococcal vaccine GSK2254233A at Months 0 and 2. The vaccine was administered intramuscularly into the deltoid region of the non-dominant arm.
GSK2254232A GroupEXPERIMENTALSubjects received 2 doses of non-adjuvanted Non-Typable Haemophilus influenza and pneumococcal vaccine GSK2254232A at Months 0 and 2. The vaccine was administered intramuscularly into the deltoid region of the non-dominant arm.
Engerix GroupACTIVE_COMPARATORSubjects received 3 doses of Engerix vaccine at Months 0, 2 and 6. The vaccine was administered intramuscularly into the deltoid region of the non-dominant arm.

Interventions

NameTypeDescription
GSK2231395ABIOLOGICALTwo doses will be administered intramuscularly; one dose at Month 0 and the second dose a Month 2. Two different formulations of this vaccine will be tested.
Engerix-BBIOLOGICALTwo doses will be administered intramuscularly; one dose at Month 0 and the second dose a Month 2.
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Eligibility Criteria

Age Range18 Years to 40 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Subjects who the investigator believes will comply with the requirements of the protocol should be enrolled in the study. * A male or female between, and including, 18 and 40 years of age at the time of the first vaccination. * Written informed consent obtained from the subjec...

Countries:Sweden
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Frequently asked questions about GSK2231395A

What is GSK2231395A used for?

GSK2231395A is an investigational monoclonal antibody being developed for Streptococcus pneumoniae, a bacterial cause of pneumonia and other infections. It is in Phase 1 clinical development for this infectious disease indication. The drug is not approved and remains under study.

Who makes GSK2231395A?

GSK2231395A is being developed by GSK plc, a global biopharmaceutical company traded on the London Stock Exchange under the ticker GSK. The company is conducting clinical research on this investigational monoclonal antibody for Streptococcus pneumoniae.

What phase is GSK2231395A in?

GSK2231395A is in Phase 1 clinical development. It is an investigational drug and has not been approved by regulatory authorities. One Phase 1 trial has been completed, and the drug remains under clinical investigation for Streptococcus pneumoniae.

What clinical trials is GSK2231395A in?

GSK2231395A has one completed Phase 1 trial, NCT00814489, titled "Evaluation of Non-typable Haemophilus Influenzae and Pneumococcal Protein Vaccine Formulations in Young Adults." The study enrolled 40 healthy volunteers in Sweden and was randomized, double-blind, and active-controlled.

Is GSK2231395A the same as a vaccine?

GSK2231395A is a monoclonal antibody, not a vaccine. The completed clinical trial NCT00814489 evaluated vaccine formulations for Streptococcus pneumoniae and Haemophilus influenzae, but the drug itself is an antibody being studied for potential use against Streptococcus pneumoniae.