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Study of the Safety, Tolerability, Pharmacokinetics and Biomarker of DONQ52 in Celiac Disease Patients

Phase 1
Completed
Conditions
Celiac Disease
Interventions
Drug: Placebo
Registration Number
NCT05425446
Lead Sponsor
Chugai Pharmaceutical
Brief Summary

This study is to characterize the safety and tolerability of an investigational drug called DONQ52 and consists of a single ascending dose part (Part A) and a multiple ascending dose part (Part B) in well-controlled celiac disease patients.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
56
Inclusion Criteria
  • History of medically diagnosed celiac disease based on biopsies and positive celiac serology.
  • Be on a GFD for at least 12 months
  • HLA-DQ2.5 genotype
  • Experienced at most mild symptoms of celiac disease
Exclusion Criteria
  • Refractory celiac disease
  • Positive for any of the 3 serology (-Tissue transglutaminase-2,- Deamidated gliadin peptide-IgA, and deamidated gliadin peptide-IgG)

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
MAD Cohort 2PlaceboAll randomized patients will receive multiple dose of either DONQ52 Dose F or placebo
SAD Cohort 1PlaceboAll randomized patients will receive one dose of either DONQ52 Dose A or placebo
SAD Cohort 2PlaceboAll randomized patients will receive one dose of either DONQ52 Dose B or placebo
MAD Cohort 3PlaceboAll randomized patients will receive multiple dose of either DONQ52 Dose G or placebo
SAD Cohort 3PlaceboAll randomized patients will receive one dose of either DONQ52 Dose C or placebo
SAD Cohort 4PlaceboAll randomized patients will receive one dose of either DONQ52 Dose D or placebo
MAD Cohort 1PlaceboAll randomized patients will receive multiple dose of either DONQ52 Dose E or placebo
SAD Cohort 1DONQ52All randomized patients will receive one dose of either DONQ52 Dose A or placebo
SAD Cohort 2DONQ52All randomized patients will receive one dose of either DONQ52 Dose B or placebo
SAD Cohort 4DONQ52All randomized patients will receive one dose of either DONQ52 Dose D or placebo
MAD Cohort 1DONQ52All randomized patients will receive multiple dose of either DONQ52 Dose E or placebo
MAD Cohort 2DONQ52All randomized patients will receive multiple dose of either DONQ52 Dose F or placebo
MAD Cohort 3DONQ52All randomized patients will receive multiple dose of either DONQ52 Dose G or placebo
SAD Cohort 3DONQ52All randomized patients will receive one dose of either DONQ52 Dose C or placebo
Primary Outcome Measures
NameTimeMethod
Incidence and severity of treatment-emergent adverse events (TEAEs) as assessed by the Common Terminology Criteria for Adverse Events (CTCAE) v5.0 or higherUp to 246 days

Incidence and severity of TEAEs and its relationship to the study drugs

Safety as assessed by Electrocardiograms (ECGs; QT interval, heart rate)Up to 246 days

Abnormality in Electrocardiograms (ECGs)

Safety as assessed by Laboratory tests (hematology, blood chemistry, coagulation and urinalysis)Up to 246 days

Incidence of laboratory abnormalities, based on clinical laboratory tests

Safety as assessed by Vital signs (blood pressure, body temperature, pulse rate, respiratory rate, percutaneous oxygen saturation)Up to 246 days

Abnormality in vital signs

Secondary Outcome Measures
NameTimeMethod
Pharmacokinetics; Serum DONQ52 concentrationUp to 246 days

Serum DONQ52 concentrations over time

Pharmacokinetics; Area under the serum concentration time curve [AUC]Up to 246 days

AUC of DONQ52

Pharmacokinetics; Maximum serum concentration [Cmax]Up to 246 days

Cmax of DONQ52

Pharmacokinetics; Time to maximum serum concentration [Tmax]Up to 246 days

Tmax of DONQ52

Pharmacokinetics; Half life [T1/2]Up to 246 days

T1/2 of DONQ52

ImmunogenicityUp to 246 days

Prevalence and incidence of anti-drug antibodies (ADAs) to DONQ52

Trial Locations

Locations (21)

Pinnacle Research Group

🇺🇸

Anniston, Alabama, United States

Columbia University Medical Center

🇺🇸

New York, New York, United States

Digestive Specialists Inc

🇺🇸

Dayton, Ohio, United States

Long Island Gastrointestinal Research Group

🇺🇸

Great Neck, New York, United States

Clinical Site Partners

🇺🇸

Leesburg, Florida, United States

Campbelltown Hospital

🇦🇺

Campbelltown, New South Wales, Australia

North Carolina Clinical Research

🇺🇸

Raleigh, North Carolina, United States

Jacksonville Center for Clinical Research

🇺🇸

Jacksonville, Florida, United States

Velocity Clinical Research, Anderson

🇺🇸

Anderson, South Carolina, United States

University of Sunshine Coast Clinical Trials Centre - Morayfield

🇦🇺

Morayfield, Queensland, Australia

Lucas Research - Diabetes & Endocrinology Consultants, PC

🇺🇸

Morehead City, North Carolina, United States

Velocity Clinical Research - Boise

🇺🇸

Meridian, Idaho, United States

Clinical Site Partners - Orlando

🇺🇸

Winter Park, Florida, United States

Aventiv Research, Inc.

🇺🇸

Columbus, Ohio, United States

Mountain View Clinical Research

🇺🇸

Denver, Colorado, United States

Mayo Clinic - Rochester

🇺🇸

Rochester, Minnesota, United States

Linear Clinical Research

🇦🇺

Nedlands, Western Australia, Australia

Alliance for Multispecialty Research

🇺🇸

Knoxville, Tennessee, United States

Tandem Clinical Research

🇺🇸

Marrero, Louisiana, United States

Care Access Research

🇺🇸

Ogden, Utah, United States

Digestive Research of Central Texas

🇺🇸

Waco, Texas, United States

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