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临床试验/EUCTR2020-000048-73-DE
EUCTR2020-000048-73-DE进行中(未招募)1 期

A Combined Phase 2/3 12-week, Randomized, Double-blind, Placebo-controlled Study Investigating the Efficacy of AMT-101 in Subjects with Chronic Antibiotic-resistant Pouchitis

Applied Molecular Transport Inc.0 个研究点目标入组 144 人开始时间: 2020年9月2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
144

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

  • The study will enroll male and female adult subjects with chronic antibiotic-resistant pouchitis. Inclusion criteria (subjects must meet the following criteria to be randomized into the study):
  • 1. Male and female subjects aged 18 to 75 yrs, inclusive.
  • 2. IPAA for UC completed at least 1 yr prior to screening.
  • 3. Active signs and symptoms of pouchitis, as follows:
  • a. Modified Pouchitis Disease Activity Index (mPDAI) score = 5, and,
  • b. Increased stool frequency, defined as 3 more stools per day above normal” (after IPAA) and an absolute total of = 6 stools per day.
  • Increased stool frequency is calculated as the difference between Normal and Screening stool frequency.
  • Normal is the stool frequency achieved post-IPAA when the subject's bowel function was most settled. This typically occurs approximately 1 year after IPAA and should be supported by documentation in the subject's medical records. If stool frequency never normalized after IPAA, consult with the Medical Monitor to determine if pre-IPAA stool frequency is appropriate.
  • To be eligible for the study, subjects must experience 6 or more stools per day, and this value must be 3 or more stools per day greater than the Normal value, as defined above.
  • 4. Chronic or recurrent pouchitis, defined by:
  • a. = 2 episodes within 1 year prior to or including the screening period treated with antibiotic or other prescription therapy, or,
  • b. Maintenance antibiotic therapy taken continuously for =4 weeks immediately prior to the screening endoscopy.
  • 5. Antibiotic-resistant pouchitis, defined as disease remaining active despite at least 2 weeks of antibiotic therapy.
  • 6. Histologic inflammation in the pouch, defined by a Geboes score of 3.1 or greater.
  • 7. Unlikley to conceive.
  • 8. Women of childbearing potential (WOCBP) must have a negative pregnancy test at screening and at the randomization visit prior to the first dose of study drug.
  • 9. Able to participate fully in all aspects of this clinical trial.
  • 10. Written informed consent must be obtained and fully documented.
  • 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 122
  • F.1.3 Elderly (>=65 years) yes
  • F.1.3.1 Number of subjects for this age range 22

排除标准

  • Exclusion criteria (subjects who meet any of the following criteria are not eligible for participation in the study):
  • 1. Known Crohn’s disease (CD) or suspected CD of the pouch, defined as complex perianal/pouch fistula and/or extensive length of pre-pouch ileitis with deep ulceration.
  • 2. Diagnosed or suspected irritable pouch syndrome (IPS).
  • 3. Isolated or predominant cuffitis.
  • 4. Mechanical complications of the pouch such as stricture or fistula(e) that preclude evaluation of the pouch and terminal ileum.
  • 5. Fecal incontinence due to anal sphincter dysfunction.
  • 6. Pelvic sepsis within 12 months prior to screening.
  • 7. Planned surgery for UC, or any other elective surgery within the time frame of the study.
  • 8. Diverting stoma.
  • 9. Current bacterial or parasitic pathogenic enteric infection, including Clostridium difficile; known infection with hepatitis B or C virus; known infection with human immunodeficiency virus; infection requiring hospitalization or intravenous antimicrobial therapy, or opportunistic infection within 6 months prior to screening; any infection requiring antimicrobial therapy within 2 weeks prior to screening; history of more than 1 episode of herpes zoster or any episode of disseminated zoster.
  • 10. A positive diagnostic tuberculosis (TB) test at screening (defined as a positive QuantiFERON test).
  • 11. Prior biologic use restrictions and exclusions:
  • a. No more than 60% of enrolled subjects in Phase 2 and no more than 25% of enrolled subjects in Phase 3 may have prior failure of any biologics for pouchitis.
  • b. Subjects who have used prior biologic therapies must have discontinued within 12 weeks or 5 half-lives of screening (or within 4 weeks if drug levels are undetectable).
  • 12. Use of any of the following prohibited therapies, except under the stated conditions (if applicable):
  • a. Opioids within 4 weeks prior to screening.
  • b. Chronic use (>4 weeks of continuous use prior to screening) of nonsteroidal anti-inflammatory drugs, except for chronic use of low-dose 81 mg aspirin.
  • c. Oral 5-aminosalicylate (5-ASA), unless the dose is = 4.8 g/day and has been stable for at least 4 weeks prior to screening.
  • d. Oral budesonide within 6 weeks of screening.
  • e. Other oral corticosteroids at daily doses > 20 mg prednisone or equivalent, or who started oral corticosteroids within 6 weeks prior to screening; stable doses = 20 mg prednisone or equivalent for at least 4 weeks prior to screening are permitted.
  • f. Any rectal compounds.
  • g. Immunosuppresant therapy (azathioprine, 6-mercaptopurine, methotrexate, cyclosporin) within 8 weeks prior to screening.
  • h. Fecal transplant within 12 weeks prior to screening.
  • i. Live virus vaccination within 1 month prior to screening.
  • j. Any investigational therapy within 4 weeks prior to screening.
  • 13. Diagnosed with any immune deficiency.
  • 14. History of malignancy, except for basal cell carcinoma, nonmetastatic squamous cell carcinoma of the skin, or prior malignancy with curative therapy completed at least 5 years prior to screening and no recurrence.
  • 15. Clinically meaningful laboratory abnormalities at screening that would affect subject safety, as judged by the investigator from local testing.
  • 16. A concurrent, clinically significant, serious, unstable, or uncontrolled underlying cardiovascular, pulmonary, hepatic, renal, gastrointestinal, genitoruinary, hematological, coagulation, immunological, endocrine/metabolic, or other medical disorder that, in the opinion of the investigator, might co

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