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A Study to Investigate How Well ABBV-323 Works and How Safe it is in Participants With Moderate to Severe Ulcerative Colitis Who Failed Prior Therapy

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信息的提供 (责任方):
October 2, 2018
October 4, 2018
October 4, 2018
October 10, 2018
December 18, 2020   (主要结果测量的最终数据收集日期)
Percentage of participants with endoscopic improvement[ Time Frame: At Week 8 ]
Endoscopic Improvement is defined as Mayo endoscopic subscore of 0 or 1.

与当前相同
  • Percentage of participants with clinical remission per Adapted Mayo score[ Time Frame: At Week 8 ]
    Clinical remission per Adapted Mayo score is defined as stool frequency subscore (SFS) <=1, and not greater than baseline, rectal bleeding subscore (RBS) = 0 , and endoscopic subscore <=1.
  • Percentage of participants with clinical response per Adapted Mayo score[ Time Frame: At Week 8 ]
    Clinical response per Adapted Mayo score is defined as the decrease from Baseline >= 2 points and >= 30%, PLUS a decrease in RBS >=1 or an absolute RBS <=1.
  • Percentage of participants with clinical response per Partial Adapted Mayo score[ Time Frame: Up to Week 12 ]
    Clinical response per partial adapted Mayo score is defined as decrease from baseline >=1 points and >=30%, PLUS a decrease in RBS >= 1 or an absolute RBS <=1.
  • Percentage of participants with clinical remission per Full Mayo score in participants with a Full Mayo score of 6 to 12 at Baseline[ Time Frame: At Week 8 ]
    Clinical Remission per full Mayo score is defined as full Mayo score <=2 with no subscore > 1.
  • Percentage of participants with endoscopic remission[ Time Frame: At Week 8 ]
    Endoscopic remission is defined as Mayo endoscopic subscore = 0.
 
A Study to Investigate How Well ABBV-323 Works and How Safe it is in Participants With Moderate to Severe Ulcerative Colitis Who Failed Prior Therapy
A Multicenter, Randomized, Double-blind, Placebo-controlled Study to Investigate the Efficacy and Safety of ABBV-323 in Subjects With Moderate to Severe Ulcerative Colitis Who Failed Prior Therapy

Study M15-722 is a Phase 2a study to investigate the efficacy and safety of ABBV-323 in participants with moderate to severe UC who failed prior therapy.

Interventional
Phase 2
分配: Randomized
干预模型: Parallel Assignment
干预模型描述:
盲法: Interventional
盲法描述:
主要目的: Treatment
  • Drug: ABBV-323 Dose A
    ABBV-323 Dose A is intravenously (IV) administered.
  • Drug: ABBV-323 Dose B
    ABBV-323 Dose B is administered subcutaneously (SC).
  • Drug: Placebo
    Placebo is administered intravenously and subcutaneously.
  • Experimental: Group 1: ABBV-323
    Participants administered with ABBV-323 dose A IV and ABBV-323 dose B for 12 Weeks. Participants who achieve clinical response may enter the maintenance period in which participants are administered with ABBV-323 dose B
  • Experimental: Group 2: Placebo
    Participants administered with Placebo IV and Placebo for 12 Weeks. Participants who achieve clinical response may enter the maintenance period in which participants are administered with ABBV-323 dose B
 
Not yet recruiting
60
与当前相同
October 16, 2023
December 18, 2020   (主要结果测量的最终数据收集日期)
Inclusion Criteria: - Participants must voluntarily sign and date an informed consent, approved by an independent ethics committee (IEC)/institutional review board (IRB), prior to the initiation of any screening or study-specific procedures. - Diagnosis of UC for at least 3 months prior to Baseline. Appropriate documentation of biopsy results consistent with the diagnosis of UC in the assessment of the Investigator, must be available. - Participant meets the following disease activity criteria: Active UC with an Adapted Mayo score of 5 to 9 points and endoscopic subscore of 2 to 3 (confirmed by central review). - History of inadequate response, loss of response, or intolerance to one or more of the approved biologic therapies: infliximab, adalimumab, golimumab, vedolizumab, and/or tofacitinib (Note: If tofacitinib was received in a clinical trial, subject must have received open-label drug). Exclusion Criteria: - Participant having an active, chronic, or recurrent infection that based on Investigator's clinical assessment makes the participant an unsuitable candidate for the study. - Participant having any malignancy except for successfully treated non-metastatic cutaneous squamous cell or basal cell carcinoma or localized carcinoma in situ of the cervix. - Participant with history of dysplasia of the gastrointestinal tract or evidence of dysplasia in any biopsy performed during the screening endoscopy other than completely removed low-grade dysplastic lesions. - Laboratory values not meeting the following criteria : Serum aspartate transaminase (AST) and alanine transaminase (ALT) <= 2* upper limit of normal (ULN); Total white blood cell (WBC) count >= 3.0*109/L.
参与研究的性别: All
最小年龄:18 Years ,最大年龄:75 Years  
没有
Canada|Italy|United Kingdom|United States
 
Yes
研究美国FDA监管的药品: Yes
研究涉及美国FDA监管的设备产品: No
计划分享 IPD: Yes
AbbVie
Study Director: AbbVie Inc. AbbVie
October 2018

ICMJE     国际医学期刊编辑委员会和 世界卫生组织 ICTRP 要求的元素
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