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This clinical trial is a Phase I, first-in-human. The study is designed to evaluate the safety, tolerability, pharmacokinetics (PK), pharmacodynamics (PD) and immunogenicity of BGB149 after single IV doses in healthy male and female subjects. Multiple dose levels will be explored.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| single intravenous dose; BGB149 | Experimental | A single intravenous dose of BGB 149 or matched placebo will be administered on day 1 ascending doses will be administered in cohorts of 6 (randomised 4:2, active: placebo) at a planned four dose levels (maximum of six dose levels to be investigated under initial approved protocol) A sentinel cohort of 2 volunteers will randomly receive (1:1) either experimental or matched placebo infusion |
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| single intravenous dose; placebo | Placebo Comparator | A single intravenous dose of BGB 149 or matched placebo will be administered on day 1 ascending doses will be administered in cohorts of 6 (randomised 4:2, active: placebo) at a planned four dose levels (maximum of six dose levels to be investigated under initial approved protocol) A sentinel cohort of 2 volunteers will randomly receive (1:1) either experimental or matched placebo infusion |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| BGB149 | Biological | Single Ascending Dose |
| |
| Measure | Description | Time Frame |
|---|---|---|
| Incidence of treatment-emergent clinical adverse events (AE) following single intravenous (IV) administration of BGB149 or matched placebo | Number of healthy volunteers experiencing adverse events (AE) AE categorized by grading for severity according to the Common Terminology Criteria for Adverse Events (CTCAE version 5.0). | 85 days |
| Frequency of treatment-emergent laboratory abnormalities following single intravenous (IV) administration of BGB149 or matched placebo | Number of healthy volunteers experiencing clinically significant abnormalities of clinical laboratory tests (hematology, coagulation, clinical chemistry and urinalysis); categorized by grading for severity according to the CTCAE version 5.0. | 85 days |
| Measure | Description | Time Frame |
|---|---|---|
| Pharmacokinetic Parameters: BGB149 Cmax following single intravenous (IV) administration of BGB149 or matched placebo | Cmax: measured maximum BGB149 concentration, determined directly from the concentration-time profile. | 85 days |
| Pharmacokinetic Parameters: BGB149 Tmax following single intravenous (IV) administration of BGB149 or matched placebo |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Muna Albayaty, MD | Parexel | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Parexel Northwick Park | London | Harrow, Middlesex | HA1 3UJ | United Kingdom |
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The clinical study will be performed in a double-blinded manner for all cohorts.
| Placebo |
| Biological |
Matching placebo |
|
Tmax: Time of maximum BGB149 concentration determined directly from the concentration-time profile. |
| 85 days |
| Pharmacokinetic Parameters: BGB149 AUC(0-last), following single intravenous (IV) administration of BGB149 or matched placebo | Area under the concentration-time curve from pre-dose (time 0) to the time of the last quantifiable concentration calculated using the linear-log trapezoidal rule. | up to 85 days |
| Pharmacokinetic Parameters: BGB149 AUC(0-infinity) following single intravenous (IV) administration of BGB149 or matched placebo | Area under the concentration-time curve from pre-dose (time 0) extrapolated to infinite time (AUClast + Clast/Lambda[z]) calculated using the linear-log trapezoidal rule. | 85 days |
| Pharmacokinetic Parameters: BGB149 terminal elimination rate constant λz, following single intravenous (IV) administration of BGB149 or matched placebo | λz: The terminal elimination rate constant determined by selection of at least three data points on the terminal phase of the concentration-time curve. | 85 days |
| Pharmacokinetic Parameters: BGB149 t½: Terminal elimination half-life, following single intravenous (IV) administration of BGB149 or matched placebo | t½: Terminal elimination half-life calculated as: ln2/λz | 85 days |
| Pharmacokinetic Parameters: BGB149 total body clearance (CL) following single intravenous (IV) administration of BGB149 or matched placebo | CL: Total body clearance | 85 days |
| Immunogenicity indicators: anti-drug antibodies [ADA] | Immunogenicity - Detection and titre of anti-drug antibodies [ADA], determined using a validated assay. | 85 days |
| Immunogenicity indicators: neutralizing antibodies [NAb] | Immunogenicity - Detection and titre of neutralizing antibodies [NAb], determined using a validated assay (titres and NAb analyses performed when ADA screening is positive | 85 days |
| Pharmacodynamics: detection of soluble Axl protein in circulation | PD - Concentration of soluble Axl measured in serum after dosing, determined using a validated assay. | 85 days |