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GW642444

Phase 2

Asthma | Small molecule | Respiratory |GSK plc|Last Updated: Apr 2, 2018

Success Probability

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials2
Total Enrollment56

FDA Designations

No designations recorded

Clinical trial landscape

GW642444 · 8 trials · 2 indications

Phase 2 4Phase 1 4
NCT01453296Pharmacokinetics and Pharacodynamics of GW642444 in Paedetric SubjectsAsthma
COMPLETED28 Analytics
NCT00372112A Study To Assess The Safety And Tolerability Of GW642444 In Subjects With Chronic Obstructive Pulmonary Disease (COPD)Pulmonary Disease, Chronic Obstructive
COMPLETED68 Analytics
NCT00347139Repeat Doses Of A New Medication (GW642444) In Asthmatic PatientsPulmonary Disease, Chronic Obstructive
COMPLETED55 Analytics
NCT00354874Investigation Of A New Medication (GW642444) In Asthmatic PatientsAsthma
COMPLETED28 Analytics
PHASE2COMPLETED
Pharmacokinetics and Pharacodynamics of GW642444 in Paedetric Subjects
AsthmaUnlock trial analytics
PHASE2COMPLETED
A Study To Assess The Safety And Tolerability Of GW642444 In Subjects With Chronic Obstructive Pulmonary Disease (COPD)
Pulmonary Disease, Chronic ObstructiveUnlock trial analytics
PHASE2COMPLETED
Repeat Doses Of A New Medication (GW642444) In Asthmatic Patients
Pulmonary Disease, Chronic ObstructiveUnlock trial analytics
PHASE2COMPLETED
Investigation Of A New Medication (GW642444) In Asthmatic Patients
AsthmaUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Participants With Any Adverse Event (AE) or Any Serious Adverse Event (SAE) During the Treatment Period
From the start of study medication until Week 11 (Visit 8)/Early Withdrawal

An AE is defined as any untoward medical occurrence in a participant or clinical investigation participant, temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product. A serious adverse event (SAE) is defined as any untoward medical occurrence that, at any dose, results in death, is life threatening, requires hospitalization or prolongation of existing hospitalization, results in disability/incapacity, or is a congenital anomaly/birth defect. Medical or scientific judgment should be exercised in deciding whether reporting is appropriate in other situations. Refer to the General AE/SAE module for a complete list of AEs and SAEs.

Basophil, Eosinophil, Lymphocyte, Monocyte, Total Neutrophil, Platelet, and White Blood Cell Count Values at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)

Blood samples were collected for the measurement of basophils, eosinophils, lymphocytes, monocytes, total neutrophils, platelets, and white blood cell (WBC) count at Day 14 of the respective treatment period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg.

Hemoglobin and Mean Corpuscle Hemoglobin Concentration (MCHC) Values at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)

Blood samples were collected for the measurement of hemoglobin and MCHC at Day 14 of the respective treatment period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg.

Reticulocyte and Red Blood Cell (RBC) Values at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)

Blood samples were collected for the measurement of reticulocytes and RBCs at Day 14 of the respective treatment period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg.

Hematocrit Value at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)

Blood samples were collected for the measurement of hematocrit at Day 14 of the respective treatment period. Hematocrit is a measure of the percentage of the volume of the whole blood that is composed of red blood cells, as determined by separation of red blood cells from the plasma (usually by centrifugation). Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg.

Mean Corpuscle Volume (MCV) Value at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)

Blood samples were collected for the measurement of MCV at Day 14 of the respective treatment period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg.

Mean Corpuscle Hemoglobin (MCH) Value at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)

Blood samples were collected for the measurement of MCH at Day 14 of the respective treatment period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg.

Alanine Amino Transferase (ALT), Alkaline Phosphatase (ALP), Aspartate Amino Transferase (AST), and Gamma Glutamyl Transferase (GGT) Values at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)

Blood samples were collected for the measurement of ALT, ALP, AST, and GGT at Day 14 of the respective treatment period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg.

Albumin and Total Protein Values at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)

Blood samples were collected for the measurement of albumin and total protein at Day 14 of the respective treatment period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg.

Calcium, Chloride, Carbon Dioxide (CO2) Content/Bicarbonate, Glucose, Potassium, Sodium, and Urea/Blood Urea Nitrogen (BUN) Values at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)

Blood samples were collected for the measurement of calcium, chloride, carbon dioxide content/bicarbonate (CO2/BI), glucose, potassium, sodium, and urea/BUN at Day 14 of the respective treatment period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg.

Total Bilirubin, Direct Bilirubin, Creatinine, and Uric Acid Values at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)

Blood samples were collected for the measurement of total bilirubin, direct bilirubin, creatinine, and uric acid at Day 14 of the respective treatment period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg.

Peak Expiratory Flow on Day 1, Day 8, and Day 14 of the Respective Treatment Period
Day 1, Day 8, and Day 14 of the respective treatment period (up to Study Day 49)

Peak Expiratory Flow (PEF) is defined as the maximum airflow during a forced expiration beginning with the lungs fully inflated. PEF is calculated as the maximum of three readings taken at each timepoint for each participant. Baseline is defined as the pre-dose measurement at Day 1 for the respective period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg (n=28).

Systolic Blood Pressure (SBP) and Diastolic Blood Pressure (DBP) at Day 1, Day 8, and Day 14 of the Respective Treatment Period
Day 1, Day 8, and Day 14 of the respective treatment period (up to Study Day 49)

SBP and DBP were measured at Day 1, Day 8, and Day 14 of the respective treatment period. PD=post-dose. Baseline is defined as the pre-dose measurement at Day 1 for the respective period. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg (n=28).

Maximum Heart Rate at Day 1 and Day 14 of the Respective Treatment Period
Day 1 and Day 14 of the respective treatment period (up to Study Day 49)

Heart rate (HR) was measured at Day 1 and Day 14 of the respective treatment period. hr=hour. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg (n=28).

Weighted Mean Heart Rate at Day 1 and Day 14 of the Respective Treatment Period
Day 1 and Day 14 of the respective treatment period (up to Study Day 49)

Heart rate (HR) was measured at Day 1 and Day 14 of the respective treatment period. hr=hour. Weighted means were derived using the linear trapezoidal rule. Actual relative times were used for the calculation except where actual times were missing. If any actual times were missing, planned relative times were used for these observations. For 0-8 hr parameters, treatment, period, participant Baseline, and period Baseline were fitted as fixed effects, and participant was fitted as a random effect. For 0-2 hr parameters, treatment, period, day (1 and 14), participant Baseline, period Baseline, and treatment\*day interaction were fitted as fixed effects, and participant was fitted as a random effect. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg (n=28).

Maximum QTcF at Day 1 and Day 14 of the Respective Treatment Period
Day 1 and Day 14 of the respective treatment period (up to Study Day 49)

The electrocardiographic (ECG) parameter QT duration corrected using Fridericia's formula (QTcF) was measured at Day 1 and Day 14 of the respective treatment period. hr=hour. For 0-8 hr parameters, treatment, period, participant Baseline, and period Baseline were fitted as fixed effects, and participant was fitted as a random effect. For 0-2 hr parameters, treatment, period, day (1 and 14), participant Baseline, period Baseline, and treatment\*day interaction were fitted as fixed effects, and participant was fitted as a random effect. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg (n=28).

Weighted Mean QTcF at Day 1 and Day 14 of the Respective Treatment Period
Day 1 and Day 14 of the respective treatment period (up to Study Day 49)

The electrocardiographic (ECG) parameter QT duration corrected using Fridericia's formula (QTcF) was measured at Day 1 and Day 14 of the respective treatment period. hr=hour. Actual relative times were used for the calculation except where actual times were missing. If any actual times were missing, planned relative times were used for these observations. For 0-8 hr parameters, treatment, period, participant Baseline, and period Baseline were fitted as fixed effects, and participant was fitted as a random effect. For 0-2 hr parameters, treatment, period, day (1 and 14), participant Baseline, period Baseline, and treatment\*day interaction were fitted as fixed effects, and participant was fitted as a random effect. Subject 2308 received VI 25 µg in both treatment periods, and contributed twice to the summary of VI 25 µg (n=28).

Number of Participants With Any Adverse Event (AE) or Serious Adverse Event (SAE)
Up to Follow-up (17 days)

An AE is defined as any untoward medical occurrence in a participant, temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product. An SAE is defined as any untoward medical occurrence that, at any dose, results in death, is life-threatening, requires hospitalization or prolongation of existing hospitalization, results in disability/incapacity, or is a congenital anomaly/birth defect, may jeopardize the participant or may require medical or surgical intervention to prevent one of the other outcomes listed in this definition.

Mean change from Baseline (pre-dose on Day 1) in the mean of 23 and 24 hour (h) visit (pre-bronchodilator and pre-dose) trough FEV1 after repeat dosing over 14 days
From Baseline (pre-dose on Day 1) and up to 14 days

The forced expiratory volume in one second (FEV1) is the amount of air exhaled in one second after an forceful inspiration. Change from Baseline is the value at indicated time point minus the Baseline value. Baseline was defined as the value recorded pre-dose (before dosing) on Day 1. Least square mean change along with standard error has been presented.

FEV1 at 24 hours after a single dose.
24 hours on 4 separate occasions
AUC(0-∞), AUC(0-t), Cmax, tmax, λz and t1/2 of total drug-related material (radioactivity) in plasma following oral dosing.
Two months from first dose.
AUC(0-t), Cmax and tmax of GW642444 following oral dosing.
Two months from first dose.
Urinary and faecal cumulative excretion as a percentage of the total radioactive dose administered over time.
Two months from first dose.
Safety and tolerability of GW642444M (key assessments include: measurements of heart rate, blood pressure, electrocardiogram (ECG) (including QTc assessments), lead II monitoring, potassium and glucose, laboratory safety data and review of adverse events
Various
Safety:adverse events, vital sign, ECGs, and clinical laboratory test
PK:Cmax, tmax and AUC(0-t)
Mean change from baseline (pre-dose) FEV1 in trough (mean of the FEV1 values obtained 23 and 24 hours after dosing) FEV1
on going

Secondary Endpoints

AUC(0-t) and AUC(0-8) on Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)
Cmax on Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)
Tmax, t1/2, and t at Day 14 of the Respective Treatment Period
Day 14 of the respective treatment period (up to Study Day 49)
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelCROSSOVER
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
COHORT 1 (RANDOMISATION AB or BA)ACTIVE_COMPARATOR8-11 years old; Subjects will be assigned to receive GW642444 25μg or matching placebo (in a 1:1 ratio) in an AB or BA (A= GW64244, B= Placebo) sequence. Following randomisation (AB or BA) subjects will receive a single dose treatment, followed by 7 day washout period. This will then be followed by a repeat dose session of the same treatment (Day 8 and Day 14 in house, Days 9-13 at home). Each subject will then complete the same sequence for the alternative treatment in the second session. There will be a washout period of at least 7 days between the treatment periods.
COHORT 2 (RANDOMISATION AB or BA)ACTIVE_COMPARATOR5-7 years old. Subjects will be assigned to receive GW642444 25μg or matching placebo (in a 1:1 ratio) in an AB or BA (A= GW64244, B= Placebo) sequence. Following randomisation (AB or BA) subjects will receive a single dose treatment, followed by 7 day washout period. This will then be followed by a repeat dose session of the same treatment (Day 8 and Day 14 in house, Days 9-13 at home). Each subject will then complete the same sequence for the alternative treatment in the second session. There will be a washout period of at least 7 days between the treatment periods.
100 mcg GW642444HACTIVE_COMPARATORTwice daily in the morning.
400 mcg GW642444HACTIVE_COMPARATORTwice daily in the morning.
50 mcg salmeterolACTIVE_COMPARATORTwice daily.
placeboPLACEBO_COMPARATORTwice daily
GW642444EXPERIMENTAL -
SalmeterolACTIVE_COMPARATOR -
GW642444 50mcgEXPERIMENTAL -
GW642444 100mcgEXPERIMENTAL -
GW642444 200mcgEXPERIMENTAL -
salmeterol 50mcgACTIVE_COMPARATOR -
[14C]GW642444EXPERIMENTALSingle 200μg dose of \[14C\]GW642444 given on Day 1.
Arm 1EXPERIMENTALHVTs
Arm 2EXPERIMENTALHVTs
Arm 3EXPERIMENTALHVTs
Arm 4EXPERIMENTALHVTs
Arm 5EXPERIMENTALHVTs
Arm 6EXPERIMENTALHVTs
LABAEXPERIMENTALAfter randomization subject will inhale either 12.5 microgram or 25 microgram GW642444M once daily for 7 days.
GW642444M/lactoseEXPERIMENTALGW642444M/lactose 6.25, 25 and 100 microgram, single inhaled dose for two days treatment in each treatment sequence (crossover design)
GW642444M/MgStEXPERIMENTALGW642444M/MgSt 6.25, 25 and 100 microgram, single inhaled dose for two days treatment in each treatment sequence (crossover design)

Interventions

NameTypeDescription
GW642444DRUGGW642444 25 μg; Novel dry powder inhaler
PlaceboDRUGMatching placebo; Novel dry powder inhaler
GW642444 (25, 100 & 400 mcg/day)DRUG25, 100 and 400mcg/dose
Salmeterol 50mcgDRUGSalmeterol 50mcg
[14C]GW642444DRUGSingle 200μg dose of \[14C\]GW642444 given on Day 1.
Magnesium StearateDRUGMagnesium Stearate
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Eligibility Criteria

Age Range5 Years to 11 Years
SexALL
Healthy VolunteersNo
Study Sites5

Inclusion Criteria: * Male and pre-menarchial female subjects aged 5-11 years on the last planned treatment day are eligible for this study. Pre-menarchial females are defined as any female who has yet to begin menses and is considered Tanner Stage 2 or less. * Diagnosis of asthma at least 6 months...

Countries:United StatesAustraliaBulgariaGermanyNetherlandsNew ZealandRomaniaRussiaSwedenUnited KingdomJapan
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Frequently asked questions about GW642444

What is GW642444 used for?

GW642444 is an investigational small molecule being studied for the treatment of respiratory conditions, specifically chronic obstructive pulmonary disease (COPD) and asthma. It has been evaluated in clinical trials involving adult and pediatric patients with these conditions.

Who makes GW642444?

GW642444 is being developed by GSK plc, a global pharmaceutical company listed on the stock exchange under the ticker symbol GSK. The company has sponsored multiple clinical trials to investigate the drug's safety and efficacy in respiratory diseases.

What phase is GW642444 in?

GW642444 is in Phase 2 clinical development. It has completed six trials, including Phase 1 and Phase 2 studies, with no active trials currently ongoing. The drug remains investigational and has not been approved by regulatory authorities.

What clinical trials is GW642444 in?

GW642444 has completed six clinical trials, including NCT00354874 in asthmatic patients, NCT00702910 in COPD patients, NCT01286831 in healthy volunteers, and NCT01453296 in pediatric asthma subjects. All trials are completed with a total enrollment of 194 participants.

Is GW642444 the same as GW642444M?

GW642444 and GW642444M are related but distinct forms of the same drug. GW642444M is a specific formulation of GW642444 that was investigated in a clinical trial (NCT00702910) to compare the effects of inhaling different formulations in asthmatic patients.