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临床试验/NCT02730312
NCT02730312已完成1 期

A Phase 1 Multiple Dose Study to Evaluate the Safety and Tolerability of XmAb®14045 in Patients With CD123-Expressing Hematologic Malignancies

Xencor, Inc.18 个研究点 分布在 1 个国家目标入组 120 人开始时间: 2016年8月最近更新:
适应症

试验速览

阶段
1 期
状态
已完成
发起方
Xencor, Inc.
入组人数
120
试验地点
18
主要终点
Identify maximum tolerated (MTD) and/or recommended dose (RD) and schedule for XmAb14045 dosing

研究概览

简要总结

The purpose of this study is to determine the safety and tolerability of weekly intravenous (IV) administration of XmAb14045 and to determine the maximally tolerated dose (MTD) after the first dose, and then to determine the MTD after second and subsequent infusions.

研究设计

研究类型
Interventional
分配方式
Na
干预模型
Single Group
主要目的
Treatment
盲法
None

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Diagnosis of 1 of the following diseases:
  • Primary or secondary AML (including erythroleukemia and eosinophilic leukemia, but excluding acute promyelocytic leukemia)
  • B-cell ALL
  • CML in blast phase, resistant or intolerant to tyrosine kinase inhibitor therapy
  • Patients with relapsed or refractory disease with no available standard therapy
  • ECOG performance status 0-2
  • Not a candidate for, or refusing treatment with hematopoietic stem cell transplantation
  • Fertile patients must agree to use effective contraception during and for 4 weeks after the last dose of XmAb14045
  • Male patients must agree to use highly effective contraception, and refrain from donating sperm during the treatment period and for at least 4 weeks after the last dose of XmAb14045
  • Able and willing to complete the entire study

排除标准

  • Systemic antineoplastic therapy (including cytotoxic chemotherapy and toxin immunoconjugates, but excluding hydroxyurea), unconjugated antibody therapy, or radiotherapy within 2 weeks of the first dose of study treatment, or small molecule kinase inhibitors within 6 elimination half-lives of the first dose of study treatment.
  • Prior therapy with CD123- or IL-3R-directed immunotherapies, including monospecific and bsAbs, immunoconjugates, or chimeric antigen receptor- modified T-cell therapy
  • Failure to recover from Grade 3 or 4 toxicity from previous treatment (unrelated to malignant bone marrow involvement)
  • Known uncontrolled central nervous system involvement by malignant disease
  • Absolute blast count ≥10,000/mm3 or symptoms of leukostasis
  • Diagnosis of promyelocytic leukemia
  • Aspartate aminotransferase or alanine aminotransferase at screening >3.0 x upper limit of normal (ULN) unless considered due to leukemic organ involvement
  • Bilirubin >1.5 x ULN, unless prior diagnosis and documentation of leukemic organ involvement, ongoing hemolysis, or Gilbert's syndrome
  • Serum creatinine >2.0 x ULN, or estimated creatinine clearance <40mL/min
  • Active heart failure or New York Heart Association Class III or IV or Objective Assessment C or D
  • History or evidence of a clinically unstable/uncontrollable disorder, condition or disease other than primary malignancy, that in the opinion of the Investigator would pose a risk to the patient safety or interfere with the study evaluation, procedures, or completion
  • Evidence of any active, uncontrolled bacterial, viral, parasitic, or systemic fungal infections within 1 week of first dose of study drug
  • Positive test for human immunodeficiency virus (HIV) -I or -II antibodies, hepatitis B surface antigen (HBsAg), hepatitis B core antibody (HBcAb), or hepatitis C virus (HCV) antibody (unless HCV viral load test by PCR is negative). HBcAb positivity will be allowed if one or more of the following is true: a) HBsAb is present; b) hepatitis B DNA testing is negative and the patient is receiving hepatitis B reactivation prophylaxis with entecavir, tenofovir, or lamivudine
  • Patient is pregnant or breast feeding, or planning to become pregnant while enrolled in the study, up to the End of Study visit
  • Patients with substance abuse or other medical or psychiatric conditions that, in the opinion of the Investigator, would confound study interpretation or affect the patient's ability to tolerate or complete the study

结局指标

主要结局

Identify maximum tolerated (MTD) and/or recommended dose (RD) and schedule for XmAb14045 dosing

时间窗: Baseline Day 1 through Day 56

Identify maximum tolerated (MTD) and/or recommended dose (RD) and schedule for XmAb14045 dosing

Safety as determined by the number of participants with treatment-related adverse events

时间窗: Baseline Day 1 through Day 56

Treatment-related adverse events as assessed by CTCAE v4.03

次要结局

未报告次要终点

研究者

发起方
Xencor, Inc.
申办方类型
Industry
责任方
Sponsor

研究点 (18)

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