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GSK1278863 for infusion

Phase 1

Anaemia | Small molecule | Hematology |GSK plc|Trials Updated: Dec 3, 2019

GSK1278863 for infusion target and mechanism

ModalitySmall molecule

Also known as [14C]-GSK1278863 solution for IV infusion

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials1
Total Enrollment6

FDA Designations

No designations recorded

GSK1278863 for infusion clinical trials

GSK1278863 for infusion · 1 trial · 1 indication

Phase 1 1
NCT03239522Absorption and Elimination of Radiolabeled DaprodustatAnaemia
COMPLETED6 Analytics
PHASE1COMPLETED
Absorption and Elimination of Radiolabeled Daprodustat
AnaemiaUnlock trial analytics

Study Endpoints

Primary Endpoints

Area Under the Concentration-time Curve From Time Zero (Pre-dose) Extrapolated to Infinite Time (AUC [0-Inf]) of Total Drug-related Material (Radioactivity) in Plasma Following Administration of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2

Plasma samples were collected from participants at indicated time points in each of the treatment period 1 and 2, after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in plasma. Pharmacokinetic analysis was conducted using standard non-compartmental methods. Pharmacokinetic Population comprised of all participants in the Safety Population who had at least 1 non-missing pharmacokinetic assessment (Non-quantifiable \[NQ\] values were considered as non-missing values).

AUC (0-Inf) of Total Drug-related Material (Radioactivity) in Blood Following Administration of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2

Blood samples were planned to be collected from participants at indicated time points in each of the treatment period 1 and 2, after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in blood. Data were not collected for blood total radioactivity concentration following administration of radiolabeled IV dose of GSK1278863 because of an error (deviation). The deviation is due to a processing error: labels for whole blood draws, and aliquots for shipment were not generated in error. Data were not analyzed for radiolabeled oral dose of GSK1278863 as there were not enough data points captured for a terminal slope required to calculate AUC (0-inf). The blood assay could not detect radiation levels at the time points blood was drawn to go into these calculations.

AUC From Time Zero (Pre-dose) to Last Time of Quantifiable Concentration Within a Participant Across All Treatments (AUC [0-t]) of Total Drug-related Material (Radioactivity) in Plasma Following Administration of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2

Plasma samples were collected from participants at indicated time points in each of the treatment period 1 and 2, after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in plasma. Pharmacokinetic analysis was conducted using standard non-compartmental methods.

AUC (0-t) of Total Drug-related Material (Radioactivity) in Blood Following Administration of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2

Blood samples were collected from participants at indicated time points after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in blood. Pharmacokinetic analysis was conducted using standard non-compartmental methods. Data were not collected for blood total radioactivity concentration following administration of radiolabeled IV dose of GSK1278863 because of an error (deviation). The deviation is due to a processing error: labels for whole blood draws, and aliquots for shipment were not generated in error.

Maximum Observed Plasma Concentration (Cmax) of Total Drug-related Material (Radioactivity) in Plasma Following Administration of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2

Plasma samples were collected from participants at indicated time points in each of the treatment period 1 and 2, after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in plasma. Pharmacokinetic analysis was conducted using standard non-compartmental methods.

Cmax of Total Drug-related Material (Radioactivity) in Blood Following Administration of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2

Blood samples were collected from participants at indicated time points after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in blood. Pharmacokinetic analysis was conducted using standard non-compartmental methods. Data were not collected for blood total radioactivity concentration following administration of radiolabeled IV dose of GSK1278863 because of an error (deviation). The deviation is due to a processing error: labels for whole blood draws, and aliquots for shipment were not generated in error.

Time of Occurrence of Cmax (Tmax) of Total Drug-related Material (Radioactivity) in Plasma Following Administration of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2

Plasma samples were collected from participants at indicated time points in each of the treatment period 1 and 2, after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in plasma. Pharmacokinetic analysis was conducted using standard non-compartmental methods.

Tmax of Total Drug-related Material (Radioactivity) in Blood Following Administration of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2

Blood samples were collected from participants at indicated time points after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in blood. Pharmacokinetic analysis was conducted using standard non-compartmental methods. Data were not collected for blood total radioactivity concentration following administration of radiolabeled IV dose of GSK1278863 because of an error (deviation). The deviation is due to a processing error: labels for whole blood draws, and aliquots for shipment were not generated in error.

Apparent Terminal Phase Half-life (t1/2) of Total Drug-related Material (Radioactivity) in Plasma Following Administration of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2

Plasma samples were collected from participants at indicated time points in each of the treatment period 1 and 2, after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in plasma. Pharmacokinetic analysis was conducted using standard non-compartmental methods.

T1/2 of Total Drug-related Material (Radioactivity) in Blood Following Administration of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2

Blood samples were planned to be collected from participants at indicated time points in each of the treatment period 1 and 2, after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in blood. Data were not collected for blood total radioactivity concentration following administration of radiolabeled IV dose of GSK1278863 because of an error (deviation). The deviation is due to a processing error: labels for whole blood draws, and aliquots for shipment were not generated in error. Data were not analyzed for radiolabeled oral dose of GSK1278863 as there were not enough data points captured for a terminal slope required to calculate t1/2. The blood assay could not detect radiation levels at the time points blood was drawn to go into these calculations.

Volume of Distribution at Steady State (Vss) of Total Drug-related Material (Radioactivity) in Plasma Following IV Dose of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1

Plasma samples were collected from participants at indicated time points in treatment period 1, after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in plasma. Pharmacokinetic analysis was conducted using standard non-compartmental methods.

Vss of Total Drug-related Material (Radioactivity) in Blood Following IV Dose of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1

Blood samples were planned to be collected from participants at indicated time points in treatment period 1, after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in blood. Data were not collected for blood total radioactivity concentration following administration of radiolabeled IV dose of GSK1278863 because of an error (deviation). The deviation is due to a processing error: labels for whole blood draws, and aliquots for shipment were not generated in error.

Total Systemic Clearance (CL) of Total Drug-related Material (Radioactivity) in Plasma Following IV Dose of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1

Plasma samples were collected from participants at indicated time points in treatment period 1 after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in plasma. Pharmacokinetic analysis was conducted using standard non-compartmental methods.

CL of Total Drug-related Material (Radioactivity) in Blood Following IV Dose of GSK1278863
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1

Blood samples were planned to be collected from participants at indicated time points in treatment period 1 after administration of study treatment to investigate the pharmacokinetics of GSK1278863 in blood. Data were not collected for blood total radioactivity concentration following administration of radiolabeled IV dose of GSK1278863 because of an error (deviation). The deviation is due to a processing error: labels for whole blood draws, and aliquots for shipment were not generated in error.

Percentage of the Total Radioactive Dose Excreted in Urine Over Time Following a Single, Oral Dose of [14C]-GSK1278863
Pre-dose and then over 24 hours collection periods as follows: 0-24, 24-48, 48-72, 72-96, 96-120,120-144 and 144-168 hours post-dose in treatment period 2

Urine samples were collected at the indicated time points to determine the rate and extent of excretion of total radioactivity in urine. All participants were asked to void their bladders before study treatment administration.

Percentage of the Total Radioactive Dose Excreted in Feces Over Time Following a Single, Oral Dose of [14C]-GSK1278863
Pre-dose and then over 24 hour collection periods as follows: 0-24, 24-48, 48-72, 72-96, 96-120, 120-144 and 144-168 hours post-dose in treatment period 2

Fecal samples were collected at the indicated time points to determine the rate and extent of excretion of total radioactivity in feces.

Percentage of the Total Radioactive Dose Excreted in Urine and Feces Determined as Total Excretion Over Time
Pre-dose and then over 24 hour collection periods as follows: 0-24, 24-48, 48-72, 72-96, 96-120, 120-144 and 144-168 hours post-dose in treatment period 2

Urine and fecal samples were collected at the indicated time points to determine the rate and extent of cumulative excretion of total radioactivity in urine and feces.

Secondary Endpoints

AUC (0-Inf) of GSK1278863 in Plasma Following Administration IV and Both Oral Doses
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2
AUC(0-t) of GSK1278863 in Plasma Following Administration of IV and Both Oral Doses
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2
Cmax of GSK1278863 in Plasma Following Administration of IV and Both Oral Doses
Pre-dose, 0.5, 1, 1.25, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 1; Pre-dose, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 24, 36, 48, 72, 96, 120 and 144 hours post-dose in treatment period 2
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
All participants receiving treatmentEXPERIMENTALEach participant will receive a single 6 milligram (mg) oral dose of daprodustat on Day 1 of period 1. After approximately 1 hour, participants will receive 50 microgram (µg) of \[14C\]-GSK1278863 by IV infusion over 1 hour. On Day 1 of period 2, each participant will receive 25 mg \[14C\]-GSK1278863 as an oral solution.

Interventions

NameTypeDescription
[14C]-GSK1278863 solution for IV infusionDRUGIt is a clear, colorless solution free from visible particulate matter. Participants will receive 10 mL of 5 µg/mL of \[14C\]-GSK1278863 IV solution (total dose: 50 µg) by IV infusion over 1 hour.
[14C]-GSK1278863 oral solutionDRUGIt is a clear, colorless solution. Participants will receive 125 mL of 200 µg/mL of \[14C\]-GSK1278863 oral solution (total dose: 25 mg).
Daprodustat 6 mg oral tabletDRUGIt is a 9.0 millimeter (mm) round, white film coated tablet.
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Eligibility Criteria

Age Range30 Years to 55 Years
SexMALE
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Aged 30 to 55 years, inclusive, at the time of signing the informed consent. * Healthy, as determined by the investigator or medically qualified designee, based on a medical evaluation including medical history, physical examination, vital signs, laboratory tests, and ECG. A p...

Countries:United Kingdom
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Frequently asked questions about GSK1278863 for infusion

What is GSK1278863 for infusion?

GSK1278863 for infusion is an investigational small molecule developed by GSK plc for the treatment of anaemia. It is given intravenously and was studied in a Phase 1 clinical trial. The formulation is also known as [14C]-GSK1278863 solution for IV infusion, a radiolabeled version used to trace how the drug is absorbed and eliminated.

What is GSK1278863 for infusion used for?

GSK1278863 for infusion is being developed for anaemia, a condition in which the blood has too few healthy red blood cells. The clinical program studied it in healthy male volunteers rather than in patients with anaemia, so its use in the condition remains investigational.

Who makes GSK1278863 for infusion?

GSK1278863 for infusion is made and developed by GSK plc, which trades under the ticker GSK. The company sponsored the Phase 1 trial of the radiolabeled intravenous formulation.

What phase is GSK1278863 for infusion in?

GSK1278863 for infusion is in Phase 1 development. It is investigational and has not been approved for any indication. The single Phase 1 trial of this intravenous formulation has been completed, and no trials of it are currently active.

What clinical trial is GSK1278863 for infusion in?

GSK1278863 for infusion was studied in one completed Phase 1 trial, NCT03239522, titled Absorption and Elimination of Radiolabeled Daprodustat. The trial enrolled 6 healthy male volunteers aged 30 years and older in the United Kingdom. It was an uncontrolled study without randomization or blinding.

Is GSK1278863 for infusion the same as [14C]-GSK1278863 solution for IV infusion?

Yes. GSK1278863 for infusion is also known as [14C]-GSK1278863 solution for IV infusion. The [14C] label means the drug was radiolabeled with carbon-14 so researchers could track its absorption and elimination in the body during the Phase 1 trial.