Study of VGA039 in Healthy Volunteers and Patients With Von Willebrand Disease

Purpose

This is a multi-center, Phase 1a study to assess the safety, tolerability, PK, and PD of VGA039 following single IV or SC dose administration in healthy subjects and Von Willebrand disease patients.

Condition

  • Von Willebrand Diseases

Eligibility

Eligible Ages
Between 18 Years and 60 Years
Eligible Genders
All
Accepts Healthy Volunteers
Yes

Inclusion Criteria

(All Subjects) - Subjects, 18 to 60 years of age, inclusive. - No clinically significant laboratory, ECG, or vital signs results. Additional Key Inclusion Criteria (for Subjects in Part 1 Only) • Body mass index of 18-32 kg/m2 Additional Key Inclusion Criteria (for Subjects in Part 2 Only) - Subjects with VWD who are symptomatic, defined as having a history of bleeding or bruising. - Hemoglobin level ≥ 8 g/dL and platelet count ≥ 150 × 109/L at Screening. Exclusion Key Criteria (All Subjects) - Use of hormonal contraceptives within 56 days prior to administration of the study drug. - Subjects with detection of FV Leiden or Prothrombin G20210A mutation, protein C or S deficiency, antithrombin deficiency, or antiphospholipid antibody syndrome at Screening. - Subjects with other known pro-thrombotic disorders or abnormal findings in any prior laboratory thrombophilia evaluation. - History of arterial or venous thrombosis, including superficial thrombophlebitis, or embolism. - Evidence of renal, hepatic, central nervous system, respiratory, cardiovascular disease, cerebrovascular disease, peripheral vascular disease, or metabolic dysfunction. Additional Key Exclusion Criterion (Subjects in Part 1 Only) • Baseline FVIII activity > 150 IU/dL. Additional

Exclusion Criteria

(Subjects in Part 2 Only) - Baseline FVIII activity > 50 IU/dL. - Any acute, clinically significant bleeding event requiring surgical or procedural intervention within 7 days prior to receiving study drug.

Study Design

Phase
Phase 1
Study Type
Interventional
Allocation
Randomized
Intervention Model
Sequential Assignment
Primary Purpose
Treatment
Masking
Double (Participant, Investigator)

Arm Groups

ArmDescriptionAssigned Intervention
Placebo Comparator
Part 1
Cohorts 1-8 IV or SC VGA039 or Placebo dose to be determined
  • Drug: VGA039
    Single doses of VGA039
  • Other: Placebo
    Single doses of Placebo
Experimental
Part 2
Cohorts A-H IV or SC VGA039 dose to be determined
  • Drug: VGA039
    Single doses of VGA039

Recruiting Locations

Vanderbilt University Medical Center
Nashville, Tennessee 37232

More Details

Status
Recruiting
Sponsor
Vega Therapeutics, Inc

Study Contact

Clinical Trials
650-466-8041
info@vega-therapeutics.com

Detailed Description

This first in human study consists of 2 parts based on the subject population: Part 1 and Part 2. Part 1 is a randomized, double-blind, placebo-controlled, single ascending dose (SAD) evaluation of IV or SC VGA039 or placebo in up to 8 cohorts. Part 2 is an open-label, SAD of SC and IV VGA039 in up to 8 cohorts. All participants will be enrolled, treated, and followed up for 15 weeks (IV SAD) or 8 weeks(SC SAD).