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临床试验/EUCTR2020-003675-18-DE
EUCTR2020-003675-18-DE进行中(未招募)1 期

A Phase 2, Open-Label, Repeat Dose Study to Assess the Safety, Tolerability, Pharmacokinetics, Pharmacodynamics and Proof-of-Concept of Intravenous ANX005 in Subjects with Warm Autoimmune Hemolytic Anemia

Annexon, Inc.0 个研究点目标入组 12 人开始时间: 2020年9月28日最近更新:
适应症

试验速览

阶段
1 期
状态
进行中(未招募)
发起方
Annexon, Inc.
入组人数
12

研究概览

简要总结

暂无简介。

研究设计

研究类型
Interventional clinical trial of medicinal product

入排标准

性别
All

入选标准

  • Subjects must meet ALL the following criteria to be eligible to participate in the study:
  • 1. Male or female = 18 years of age on the day of signing informed consent
  • 2. Diagnosis of wAIHA at least 3 months prior to screening with a DAT =1 positive for IgG ±C3, or a diagnosis of mixed AIHA that is DAT positive for both IgG and C3, with a presence of a cold antibody with a thermal amplitude =30ºC
  • 3. Hemoglobin level =10.0 g/dL (pre-transfusion) in wAIHA-01 within 6 weeks of the Day 1 dosing day or during the Week -6 or rescreening visits
  • 4. Evidence of classical complement pathway activation in wAIHA-01 within 6 weeks of the Day 1 dosing date or during the wAIHA-02 screening:
  • a. Serum complement component 4 (C4) level no greater than 1.5 times the lower limit of normal and/or
  • b. CH50 below the lower limit of normal (LLN)
  • 5. Evidence of active hemolysis based on at least one of the following:
  • a. LDH above the upper limit of normal (ULN)
  • b. Indirect bilirubin above the ULN
  • c. Haptoglobin below the LLN
  • 6. Patients must have been previously vaccinated for encapsulated bacteria within 5 years prior to screening or be willing to receive
  • prophylaxis against infections with encapsulated bacteria via vaccination and/or the use of prophylactic antibiotics in accordance with local
  • standards of practice and/or guidelines.
  • Are the trial subjects under 18? no
  • Number of subjects for this age range:
  • F.1.2 Adults (18-64 years) yes
  • F.1.2.1 Number of subjects for this age range 10
  • F.1.3 Elderly (>=65 years) yes
  • F.1.3.1 Number of subjects for this age range 2

排除标准

  • Subjects must not meet any of the following criteria:
  • 1. Active lymphoma, lymphoproliferative disorder, or other malignancy
  • requiring therapy and/or not clinically stable or in remission for at least
  • 3 months prior to screening
  • 2. Elevated aspartate aminotransferase or alanine aminotransferase levels > 2.5 times the upper
  • limit of normal at screening unless associated with wAIHA
  • 3. Platelet count < 30 x 109/L
  • 4. History of isolated cold agglutinin disease
  • 5. History of solid organ, bone marrow, or stem cell transplantation
  • 6. History of splenectomy within the 3 months prior to screening
  • 7. Received rituximab or other B cell depleting monoclonal antibody (eg.
  • daratumumab) <90 days prior to screening
  • 8. Signs and symptoms of, or a diagnosis consistent with, a chronic autoimmune disorder and/or an ANA titer =1:160
  • 9. Known genetic deficiencies of the complement cascade system

研究者

发起方
Annexon, Inc.

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