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临床试验/EUCTR2018-003278-28-NL
EUCTR2018-003278-28-NL进行中(未招募)1 期

A multicentre randomized, double-blind, placebo-controlled Phase 2 study to evaluate the safety, tolerability, efficacy, dose-response, pharmacokinetics and pharmacodynamics of repeat dosing of an anti-LAG3 cell depleting monoclonal antibody (GSK2831781) in patients with active ulcerative colitis

GlaxoSmithKline Research & Development Limited0 个研究点目标入组 320 人开始时间: 2019年7月22日最近更新:
适应症

试验速览

阶段
1 期
状态
进行中(未招募)
入组人数
320

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

  • AGE and WEIGHT: Participant must be 18 years of age or older and >40kg at the time of signing the informed consent.
  • TYPE OF PARTICIPANT AND DISEASE CHARACTERISTICS:
  • Participants who have a:
  • -Diagnosis of ulcerative colitis, established at least 3 months prior to screening, as documented by diagnostic sigmoidoscopy or colonoscopy, and biopsy.
  • -Complete 4-domain Mayo Score of 6 to 12, with disease extending =15cm from the anal verge, with a centrally read endoscopic subscore of =2 at screening endoscopy, and a rectal bleeding subscore =1.
  • -A history of at least one of the following:
  • (1) Inadequate response to, loss of response to, or intolerance to azathioprine or mercaptopurine (including thiopurine methyltransferase (TPMT) and NUDT15 genetic mutations precluding use), ciclosporin, tacrolimus or methotrexate.
  • (2) Inadequate response to, loss of response to, intolerance to, or demonstrated dependence on oral corticosteroids.
  • (3) Inadequate response to, loss of response to, or intolerance to at least one approved advanced therapy for UC, including anti-TNF therapies, anti-integrin therapies, anti-IL-12/23 monoclonal antibodies or JAK inhibitors.
  • - Surveillance colonoscopy (performed according to local standards) within 12 months of screening (or during screening, if required) for participants with:
  • (1) Pancolitis of >8 years duration; or
  • (2) Patients with left-sided colitis of >12 years duration; or
  • (3) For patients for whom this criterion does not apply, colorectal cancer surveillance should be undertaken according to local or national guidelines for patients with age =50, or with other known risk factors for colorectal cancer.
  • Both male and female participants are eligible to participate.
  • Female participants:
  • - A female participant is eligible to participate if she is not pregnant, not breastfeeding, and at least one of the following conditions applies:
  • (1) Not a woman of childbearing potential (WOCBP),
  • (2) A WOCBP who agrees to use a highly effective contraceptive method for at least 4 weeks prior to dosing, until the Follow-Up visit.
  • INFORMED CONSENT
  • -Capable of giving signed informed consent as described in the protocol
  • 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 202
  • F.1.3 Elderly (>=65 years) yes
  • F.1.3.1 Number of subjects for this age range 40

排除标准

  • Medical Conditions:
  • 1)Current diagnosis of indeterminate colitis, inflammatory bowel disease-unclassified, CD, infectious colitis, or ischaemic colitis
  • 2)Fulminant UC (as defined by 6 bloody stools daily AND 1 or more of: i) body temperature =100.4°F (or 38°C) or ii) heart rate >90 beats per minute),or toxic megacolon
  • 3)Prior extensive colonic resection, subtotal or total colectomy, or proctocolectomy, or planned surgery for UC
  • 4)Any uncontrolled medical conditions, other than active UC, that in the opinion of the investigator put the participant at unacceptable risk or interfere w/ study assessments or integrity of the data. Other medical conditions should be stable at the time of screening and be expected to remain stable for the duration of the study
  • 5)Unstable lifestyle factors, such as alcohol use to excess or recreational drug use, to the extent that in the opinion of the investigator they would interfere w/ the ability of a participant to complete the study
  • 6)An active infection or a history of serious infections as described in the protocol
  • 7)Current or history of chronic liver or biliary disease w/ the exception of Gilbert’s syndrome, asymptomatic gallstones or uncomplicated fatty liver disease
  • 8)Hereditary/acquired immunodeficiency disorder, including immunoglobulin deficiency unless the participant has a documented history of elective IgA deficiency
  • 9)A major organ transplant or haematopoietic stem cell/marrow transplant
  • 10)Any planned major surgical procedure during the study
  • 11)A history of malignant neoplasm w/in the last 5 yrs, except for adequately treated non-metastatic basal or squamous cell cancers of the skin (w/in 1 yr) or carcinoma in situ of the uterine cervix (w/in 3 yrs) that has been fully treated and shows no evidence of recurrence
  • PRIOR/CONCOMITANT THERAPY:
  • 12)A change in dose of oral sulfasalazine or aminosalicylate w/in 2 wks prior to baseline endoscopy
  • 13)=20mg/day oral prednisolone, or a change in dose of corticosteroid w/in 2 wks prior to baseline endoscopy, or anticipated inability to maintain a stable dose of corticosteroids (=20 mg oral prednisolone or equivalent) until Wk12
  • 14)Topical(rectal) corticosteroids or topical(rectal) aminosalicylate w/in 2 wks prior to baseline endoscopy
  • 15)Initiation/change in dose of mercaptopurine or azathioprine (including initiation/discontinuation of allopurinol) or methotrexate w/in 8 wks prior to baseline endoscopy
  • 16)Treatment w/ ciclosporin, tacrolimus or thalidomide w/in 4 wks prior to baseline endoscopy
  • 17)Treatment w/ an anti-TNF biologic w/in 8 wks prior to baseline endoscopy, anti-integrin or anti-IL-12/23 biologics w/in 12 wks prior to baseline endoscopy, or a JAK inhibitor w/in 4 wks prior to baseline endoscopy
  • 18)History of inadequate response, loss of response, or intolerance to more than 3 classes of approved advanced therapies for UC (including anti-TNF therapies, anti-integrin therapies, anti-IL-12/23 monoclonal antibodies, or JAK inhibitors; but excluding exposure w/in a clinical trial setting), of which participants must not have had inadequate response to more than 2 classes
  • 19)Received faecal microbiota transplantation w/in 4 wks prior to baseline endoscopy
  • 20 Received live vaccination w/in 4 wks of Day 1 or plan to receive during the study until Follow-Up
  • PRIOR/CONCURRENT CLINICAL STUDY EXPERIENCE:
  • 21)Participated in a clinical trial and received an IP w/in the following time period prior to this study’s screening endoscopy day: Biologics: 3 mths

研究者

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