A Phase 1 Dose-Escalation and Cohort-Expansion Study of VLS -101 in Subjects With Hematological Malignancies

A Phase 1 Dose-Escalation Study of VLS-101 in Hematological Malignancies

July 24, 2019
Cancer, Cancer (Heme) - Chronic Lymphocytic Leukemia, Cancer (Heme) - Lymphoma - Diffuse Large B Cell, Cancer (Heme) - Lymphoma - Follicular , Cancer (Heme) - Lymphoma - Mantle Cell , Cancer (Heme) - Lymphoma - Other
Krish Patel, M.D.

Swedish Cancer Institute

Ages Eligible for Study:   18 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No


  • Men or women of age ≥18 years.
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0, 1, or 2.
  • Presence of measurable B-cell cancer that has progressed during or relapsed after prior systemic therapy.
  • Availability of pretreatment tumor tissue.
  • All acute toxic effects of prior antitumor therapy resolved to Grade ≤1
  • Adequate bone marrow function
  • Adequate hepatic profile
  • Adequate renal function
  • Adequate coagulation profile
  • Negative testing for human immunodeficiency virus (HIV), hepatitis B, and hepatitis C
  • For female subjects of childbearing potential, a negative serum pregnancy test.
  • For both male and female subjects, willingness to use adequate contraception
  • Willingness and ability of the subject to comply with study activities.
  • Evidence of a personally signed informed consent document.

Exclusion Criteria:

  • Presence of malignancy involving the central nervous system.
  • Presence of another major cancer.
  • Significant cardiovascular disease or electrocardiogram (ECG) abnormalities.
  • Uncontrolled ongoing infection.
  • Pregnancy or breastfeeding.
  • Candidacy for hematopoietic stem cell transplantation (HSCT) or chimeric antigen receptor (CAR)-T-cell therapy (based on investigator judgment).
  • Evidence of graft-versus-host disease (GVHD) with Grade ≥2 serum bilirubin, Grade ≥3 skin involvement, or Grade ≥3 diarrhea.
  • Prior solid organ transplantation.
  • Major surgery within 4 weeks before the start of study therapy.
  • Prior therapy with certain excluded drugs.
  • Ongoing immunosuppressive therapy other than corticosteroids.
  • Use of a strong inhibitor or inducer of cytochrome P450 (CYP) 3A4.
  • Use of a drug known to prolong the QT interval.
  • Concurrent participation in another therapeutic or imaging clinical trial.
  • Presence of a medical condition that (in the judgement of the investigator) interferes with the ability of the subject to participate in the study.

(206) 215-3086