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Study on GS300 on NAFLD (REVERT)

Primary Purpose

Nonalcoholic Fatty Liver, Weight Loss

Status
Not yet recruiting
Phase
Not Applicable
Locations
Study Type
Interventional
Intervention
GS300
Placebo
Sponsored by
Gelesis, Inc.
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Nonalcoholic Fatty Liver

Eligibility Criteria

22 Years - 65 Years (Adult, Older Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  1. Age ≥ 22 years and ≤ 65 years
  2. Body Mass Index (BMI) ≥ 27 and ≤ 40 kilogram (kg)/meter2 (m2)
  3. Negative for Hepatitis B, C and Human Immunodeficiency Virus (HIV) within 6 months of screening [HbsAg negative and Hepatitis C Virus (HCV) RNA negative; subjects treated and cured of HCV must have completed treatment and tested negative for HCV at least 2 years prior to study enrollment]
  4. Fibroscan CAP score > 300 decibels (dB)/m
  5. Stable body weight defined as less than 5% change in body weight in the 3 months prior to screening (per patient report)
  6. Approximately 250 patients (approximately 125 patients per treatment arm)

    1. Prediabetes i) Untreated prediabetic patients with FPG ≥ 100 mg/ dL (≥ 5.6 mmol/L) and < 126 mg/dL (< 7.0 mmol/L) at both Screening Visits with HbA1c ≤ 6.4% (≤ 46 mmol/mol) - if only one value is within this range, the other value should not be ≥ 126 mg/dL (≥ 7.0 mmol/L) and HbA1c should be ≥ 5.7% (≥ 39 mmol/mol) and ≤ 6.4% (≤ 46 mmol/mol) ii) Drug-treated (metformin) prediabetic patients with FPG ≥ 70 mg/dL (≥ 3.9 mmol/L) and < 126 mg/dL (< 7.0 mmol/L) at both Screening Visits
    2. Type 2 Diabetes i) Untreated type 2 diabetic patients with FPG ≤ 200 mg/dL (≤ 11.2 mmol/L) at both Screening Visits and either FPG ≥ 126 mg/dL (≥ 7.0 mmol/L) at both Screening Visits or FPG < 126 mg/dL (< 7.0 mmol/L) at one or both Screening Visits with HbA1c ≥ 6.5% (≥ 48 mmol/mol) ii) Drug-treated [metformin and/or dipeptidyl peptidase-4 (DPP-4) inhibitors, and/or insulin] type 2 diabetic patients with FPG ≥ 70 mg/dL (≥ 3.9 mmol/L) and ≤ 270 mg/dL (≤ 15.1 mmol/L) at both Screening Visits Note, approximately 10% to 20% of enrolled Type 2 diabetic patients will be on insulin therapy
    3. Normoglycemia (up to approximately 10% of patients) Normoglycemic patients with FPG ≥ 70 mg/dL (≥ 3.9 mmol/L) and < 100 mg/ dL (< 5.6 mmol/L) at both Screening Visits with HbA1c < 5.7% (< 39 mmol/mol) and HOMA-IR ≥ 3.0
  7. MRI PDFF ≥ 10%
  8. Willing to sign the ICF prior to any study related procedures

Exclusion Criteria:

  1. Self-reported alcohol intake > 20 gram (g)/day for women and > 30 g/day for men (on average per day) as per medical history
  2. Alcohol Use Disorders Identification Test (AUDIT) questionnaire: AUDIT-C score of ≥ 4 in men and ≥ 3 in women will be followed by a full AUDIT questionnaire by interview with patients excluded for score ≥ 8
  3. Prior liver transplant
  4. Liver cirrhosis as evidenced by any of the following:

    • Serum albumin < 3.5 g/dL (0.53 mmol/L)
    • INR > 1.3 (unless due to anticoagulant therapy)
    • AST/ALT ratio ≥ 2
    • Direct bilirubin > 0.3 mg/dL (5.13 micromol (micromol)/L)
    • Platelet count < 150,000/microL
  5. History or evidence of other chronic liver diseases, including, but not limited to the following:

    • Current active autoimmune hepatitis
    • Primary biliary cholangitis (PBC)
    • Primary sclerosing cholangitis
    • Wilson's disease
    • Alpha-1-antitrypsin (A1AT) deficiency
    • Hemochromatosis
    • Drug-induced liver disease, as defined on the basis of typical exposure and history
    • Bile duct obstruction
    • Suspected or proven liver cancer
    • History of hepatic encephalopathy
    • Portal hypertension (esophageal varices, ascites, splenomegaly)
  6. History of gastric surgery (up to 10% patients with history of gastric bypass or sleeve gastrectomy may be enrolled if the surgery occurred more than 6 months prior to enrollment and patients had a weight change < 5% during the 3 months prior to enrollment)
  7. Angina, coronary bypass, or myocardial infarction within 6 months prior to Screening Visit
  8. Inflammatory bowel disease, celiac disease, or other significant gastrointestinal disease - for example, a history of bowel obstruction without surgical correction (patients with irritable bowel syndrome may be enrolled)
  9. Pregnancy
  10. Absence of medically approved contraceptive methods in females of childbearing potential (e.g., hysterectomy, oral contraceptives, non-oral contraceptive medications or intrauterine device combined with a barrier method, two combined barrier methods such as diaphragm and condom or spermicide, or condom and spermicide; bilateral tubal ligation and vasectomy are not acceptable methods)
  11. Type 1 Diabetes
  12. HbA1c > 8.5% (> 69 mmol/mol)
  13. Serum LDL-C ≥ 160 mg/dL (≥ 4.15 mmol/L)
  14. Serum triglycerides ≥ 350 mg/dL (≥ 3.96 mmol/L)
  15. Use of any medications for the treatment of diabetes within 3 months prior to enrollment. Note, metformin, DPP-4 inhibitors, and insulin at a stable dose over the last 3 months are allowed. Insulin dose variance of 20% (decrease or increase) is allowed.
  16. Any change in standard of care or background therapy for liver disease or other ongoing chronic conditions within 3 months prior to enrollment, including changes in the following:

    • Antidiabetic medications (metformin, DPP-4 inhibitors, insulin)
    • Thyroid hormones
    • Medications treating depression
    • Medications treating dyslipidemia
    • Medications treating hypertension
    • Vitamin E
  17. Regular/daily use of any of the following within 3 months prior to enrollment or anticipated regular/daily use during the study period:

    • High dose nonsteroidal anti-inflammatory drugs (NSAIDS) (equivalent of > 3,200 mg/day ibuprofen)
    • Systemic corticosteroids, anabolic steroids
    • Methotrexate, amiodarone, tamoxifen, tetracyclines, estrogens at doses greater than those used for hormone replacement, valproic acid
    • Probiotic supplements (yogurt is allowed)
    • Addictive, non-prescribed medications including amphetamines, barbiturates, cocaine, opiates, methadone and phencyclidine as per medical history or regular daily use of cannabinoids
  18. Use of any anti-obesity medications (including herbal preparations) within 2 months prior to enrollment or any anticipated use during the study period
  19. History of allergic reaction to carboxymethylcellulose (CMC), citric acid, sodium stearyl fumarate, raw cane sugar, gelatin, or titanium dioxide
  20. Currently enrolled in another investigational device or drug study, or less than 3 months since ending another investigational device or drug study(s), or receiving other investigational treatment(s)
  21. Any disease or condition that, in the opinion of the investigator or Sponsor, would interfere with study participation

Sites / Locations

    Arms of the Study

    Arm 1

    Arm 2

    Arm Type

    Active Comparator

    Placebo Comparator

    Arm Label

    Active

    Placebo

    Arm Description

    GS300: Three (3) GS300 capsules [approximately 0.65 grams (g)] two (2) times per day ingested 10 minutes (min) before meals (i.e., lunch and dinner) - total of 3.9 g per day

    Placebo: Three (3) placebo capsules two (2) times per day 10 min before meals (i.e., lunch and dinner)

    Outcomes

    Primary Outcome Measures

    Weight loss ≥ 5%
    Proportion of patients with weight loss ≥ 5% at Week 24.
    Placebo-adjusted percent change in weight from Baseline to Week 24
    Placebo-adjusted percent change in weight from Baseline to Week 24.
    Relative reduction in liver fat
    Relative reduction in liver fat from Baseline to Week 24, as measured by hepatic Magnetic Resonance Imaging Proton Density Fat Fraction (MRI PDFF).

    Secondary Outcome Measures

    Weight loss ≥ 7.5%
    To assess reduction in weight (≥ 7.5%) in patients with NAFLD treated with GS300 or placebo.
    Weight loss ≥ 10%
    To assess reduction in weight (≥ 10%) in patients with NAFLD treated with GS300 or placebo.
    To evaluate the percentage of patients with ≥ 30% relative reduction in liver fat
    To evaluate the percentage of patients with ≥ 30% relative reduction in liver fat in patients treated with GS300 or placebo.
    To assess placebo-adjusted waist circumference reduction
    To assess placebo-adjusted waist circumference reduction after 24 weeks of treatment with GS300 or placebo.
    To assess the impact of GS300 on glycemic control in patients with NAFLD
    To assess the impact of GS300 on glycemic control in patients with NAFLD treated with GS300 or placebo.
    To assess the impact of GS300 on liver enzymes in patients with NAFLD
    To assess the impact of GS300 on liver enzymes in patients with NAFLD treated with GS300 or placebo.

    Full Information

    First Posted
    May 11, 2021
    Last Updated
    January 21, 2022
    Sponsor
    Gelesis, Inc.
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    1. Study Identification

    Unique Protocol Identification Number
    NCT04887766
    Brief Title
    Study on GS300 on NAFLD
    Acronym
    REVERT
    Official Title
    A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study Assessing the Effect of GS300 on Nonalcoholic Fatty Liver Disease
    Study Type
    Interventional

    2. Study Status

    Record Verification Date
    January 2022
    Overall Recruitment Status
    Not yet recruiting
    Study Start Date
    July 1, 2022 (Anticipated)
    Primary Completion Date
    December 31, 2023 (Anticipated)
    Study Completion Date
    December 31, 2023 (Anticipated)

    3. Sponsor/Collaborators

    Responsible Party, by Official Title
    Sponsor
    Name of the Sponsor
    Gelesis, Inc.

    4. Oversight

    Studies a U.S. FDA-regulated Drug Product
    No
    Studies a U.S. FDA-regulated Device Product
    No
    Product Manufactured in and Exported from the U.S.
    No
    Data Monitoring Committee
    Yes

    5. Study Description

    Brief Summary
    To determine the efficacy of GS300 when administered for 24 weeks in patients with Nonalcoholic Fatty Liver Disease (NAFLD).
    Detailed Description
    This is a multicenter, randomized, placebo-controlled, double-blinded, parallel-group study. Patients will be randomized 1:1 to receive either GS300 or placebo. The study includes an up to 6 weeks screening period, a 24-week treatment period, and a 1-week follow-up period. Approximately 250 patients (125 patients per arm) will be enrolled (at least 40% from each gender and at least 40% from US and 40% from Europe).

    6. Conditions and Keywords

    Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
    Nonalcoholic Fatty Liver, Weight Loss

    7. Study Design

    Primary Purpose
    Treatment
    Study Phase
    Not Applicable
    Interventional Study Model
    Parallel Assignment
    Model Description
    Participants are assigned to one of two groups in parallel for the duration of the study.
    Masking
    ParticipantCare ProviderInvestigator
    Allocation
    Randomized
    Enrollment
    250 (Anticipated)

    8. Arms, Groups, and Interventions

    Arm Title
    Active
    Arm Type
    Active Comparator
    Arm Description
    GS300: Three (3) GS300 capsules [approximately 0.65 grams (g)] two (2) times per day ingested 10 minutes (min) before meals (i.e., lunch and dinner) - total of 3.9 g per day
    Arm Title
    Placebo
    Arm Type
    Placebo Comparator
    Arm Description
    Placebo: Three (3) placebo capsules two (2) times per day 10 min before meals (i.e., lunch and dinner)
    Intervention Type
    Device
    Intervention Name(s)
    GS300
    Intervention Description
    Gelesis300 hydrogel in gelatin capsules
    Intervention Type
    Device
    Intervention Name(s)
    Placebo
    Intervention Description
    Placebo capsules
    Primary Outcome Measure Information:
    Title
    Weight loss ≥ 5%
    Description
    Proportion of patients with weight loss ≥ 5% at Week 24.
    Time Frame
    24 Weeks
    Title
    Placebo-adjusted percent change in weight from Baseline to Week 24
    Description
    Placebo-adjusted percent change in weight from Baseline to Week 24.
    Time Frame
    24 Weeks
    Title
    Relative reduction in liver fat
    Description
    Relative reduction in liver fat from Baseline to Week 24, as measured by hepatic Magnetic Resonance Imaging Proton Density Fat Fraction (MRI PDFF).
    Time Frame
    24 Weeks
    Secondary Outcome Measure Information:
    Title
    Weight loss ≥ 7.5%
    Description
    To assess reduction in weight (≥ 7.5%) in patients with NAFLD treated with GS300 or placebo.
    Time Frame
    24 Weeks
    Title
    Weight loss ≥ 10%
    Description
    To assess reduction in weight (≥ 10%) in patients with NAFLD treated with GS300 or placebo.
    Time Frame
    24 Weeks
    Title
    To evaluate the percentage of patients with ≥ 30% relative reduction in liver fat
    Description
    To evaluate the percentage of patients with ≥ 30% relative reduction in liver fat in patients treated with GS300 or placebo.
    Time Frame
    24 Weeks
    Title
    To assess placebo-adjusted waist circumference reduction
    Description
    To assess placebo-adjusted waist circumference reduction after 24 weeks of treatment with GS300 or placebo.
    Time Frame
    24 Weeks
    Title
    To assess the impact of GS300 on glycemic control in patients with NAFLD
    Description
    To assess the impact of GS300 on glycemic control in patients with NAFLD treated with GS300 or placebo.
    Time Frame
    24 Weeks
    Title
    To assess the impact of GS300 on liver enzymes in patients with NAFLD
    Description
    To assess the impact of GS300 on liver enzymes in patients with NAFLD treated with GS300 or placebo.
    Time Frame
    24 Weeks
    Other Pre-specified Outcome Measures:
    Title
    Intestinal Permeability
    Description
    Intestinal permeability - Urine test (sub-population of 50 patients at selected sites).
    Time Frame
    24 Weeks
    Title
    Vitamin Levels
    Description
    Serum/plasma vitamin levels (sub-population at selected sites).
    Time Frame
    24 Weeks
    Title
    Gut Peptides
    Description
    Glucagon-like Peptide-1 (GLP-1), Glucagon-like Peptide-2 (GLP-2), Gastric Inhibitory Polypeptide (GIP), ghrelin, somatostatin, Cholecystokinin (CCK), Peptide YY (PYY).
    Time Frame
    24 Weeks

    10. Eligibility

    Sex
    All
    Minimum Age & Unit of Time
    22 Years
    Maximum Age & Unit of Time
    65 Years
    Accepts Healthy Volunteers
    No
    Eligibility Criteria
    Inclusion Criteria: Age ≥ 22 years and ≤ 65 years Body Mass Index (BMI) ≥ 27 and ≤ 40 kilogram (kg)/meter2 (m2) Negative for Hepatitis B, C and Human Immunodeficiency Virus (HIV) within 6 months of screening [HbsAg negative and Hepatitis C Virus (HCV) RNA negative; subjects treated and cured of HCV must have completed treatment and tested negative for HCV at least 2 years prior to study enrollment] Fibroscan CAP score > 300 decibels (dB)/m Stable body weight defined as less than 5% change in body weight in the 3 months prior to screening (per patient report) Approximately 250 patients (approximately 125 patients per treatment arm) Prediabetes i) Untreated prediabetic patients with FPG ≥ 100 mg/ dL (≥ 5.6 mmol/L) and < 126 mg/dL (< 7.0 mmol/L) at both Screening Visits with HbA1c ≤ 6.4% (≤ 46 mmol/mol) - if only one value is within this range, the other value should not be ≥ 126 mg/dL (≥ 7.0 mmol/L) and HbA1c should be ≥ 5.7% (≥ 39 mmol/mol) and ≤ 6.4% (≤ 46 mmol/mol) ii) Drug-treated (metformin) prediabetic patients with FPG ≥ 70 mg/dL (≥ 3.9 mmol/L) and < 126 mg/dL (< 7.0 mmol/L) at both Screening Visits Type 2 Diabetes i) Untreated type 2 diabetic patients with FPG ≤ 200 mg/dL (≤ 11.2 mmol/L) at both Screening Visits and either FPG ≥ 126 mg/dL (≥ 7.0 mmol/L) at both Screening Visits or FPG < 126 mg/dL (< 7.0 mmol/L) at one or both Screening Visits with HbA1c ≥ 6.5% (≥ 48 mmol/mol) ii) Drug-treated [metformin and/or dipeptidyl peptidase-4 (DPP-4) inhibitors, and/or insulin] type 2 diabetic patients with FPG ≥ 70 mg/dL (≥ 3.9 mmol/L) and ≤ 270 mg/dL (≤ 15.1 mmol/L) at both Screening Visits Note, approximately 10% to 20% of enrolled Type 2 diabetic patients will be on insulin therapy Normoglycemia (up to approximately 10% of patients) Normoglycemic patients with FPG ≥ 70 mg/dL (≥ 3.9 mmol/L) and < 100 mg/ dL (< 5.6 mmol/L) at both Screening Visits with HbA1c < 5.7% (< 39 mmol/mol) and HOMA-IR ≥ 3.0 MRI PDFF ≥ 10% Willing to sign the ICF prior to any study related procedures Exclusion Criteria: Self-reported alcohol intake > 20 gram (g)/day for women and > 30 g/day for men (on average per day) as per medical history Alcohol Use Disorders Identification Test (AUDIT) questionnaire: AUDIT-C score of ≥ 4 in men and ≥ 3 in women will be followed by a full AUDIT questionnaire by interview with patients excluded for score ≥ 8 Prior liver transplant Liver cirrhosis as evidenced by any of the following: Serum albumin < 3.5 g/dL (0.53 mmol/L) INR > 1.3 (unless due to anticoagulant therapy) AST/ALT ratio ≥ 2 Direct bilirubin > 0.3 mg/dL (5.13 micromol (micromol)/L) Platelet count < 150,000/microL History or evidence of other chronic liver diseases, including, but not limited to the following: Current active autoimmune hepatitis Primary biliary cholangitis (PBC) Primary sclerosing cholangitis Wilson's disease Alpha-1-antitrypsin (A1AT) deficiency Hemochromatosis Drug-induced liver disease, as defined on the basis of typical exposure and history Bile duct obstruction Suspected or proven liver cancer History of hepatic encephalopathy Portal hypertension (esophageal varices, ascites, splenomegaly) History of gastric surgery (up to 10% patients with history of gastric bypass or sleeve gastrectomy may be enrolled if the surgery occurred more than 6 months prior to enrollment and patients had a weight change < 5% during the 3 months prior to enrollment) Angina, coronary bypass, or myocardial infarction within 6 months prior to Screening Visit Inflammatory bowel disease, celiac disease, or other significant gastrointestinal disease - for example, a history of bowel obstruction without surgical correction (patients with irritable bowel syndrome may be enrolled) Pregnancy Absence of medically approved contraceptive methods in females of childbearing potential (e.g., hysterectomy, oral contraceptives, non-oral contraceptive medications or intrauterine device combined with a barrier method, two combined barrier methods such as diaphragm and condom or spermicide, or condom and spermicide; bilateral tubal ligation and vasectomy are not acceptable methods) Type 1 Diabetes HbA1c > 8.5% (> 69 mmol/mol) Serum LDL-C ≥ 160 mg/dL (≥ 4.15 mmol/L) Serum triglycerides ≥ 350 mg/dL (≥ 3.96 mmol/L) Use of any medications for the treatment of diabetes within 3 months prior to enrollment. Note, metformin, DPP-4 inhibitors, and insulin at a stable dose over the last 3 months are allowed. Insulin dose variance of 20% (decrease or increase) is allowed. Any change in standard of care or background therapy for liver disease or other ongoing chronic conditions within 3 months prior to enrollment, including changes in the following: Antidiabetic medications (metformin, DPP-4 inhibitors, insulin) Thyroid hormones Medications treating depression Medications treating dyslipidemia Medications treating hypertension Vitamin E Regular/daily use of any of the following within 3 months prior to enrollment or anticipated regular/daily use during the study period: High dose nonsteroidal anti-inflammatory drugs (NSAIDS) (equivalent of > 3,200 mg/day ibuprofen) Systemic corticosteroids, anabolic steroids Methotrexate, amiodarone, tamoxifen, tetracyclines, estrogens at doses greater than those used for hormone replacement, valproic acid Probiotic supplements (yogurt is allowed) Addictive, non-prescribed medications including amphetamines, barbiturates, cocaine, opiates, methadone and phencyclidine as per medical history or regular daily use of cannabinoids Use of any anti-obesity medications (including herbal preparations) within 2 months prior to enrollment or any anticipated use during the study period History of allergic reaction to carboxymethylcellulose (CMC), citric acid, sodium stearyl fumarate, raw cane sugar, gelatin, or titanium dioxide Currently enrolled in another investigational device or drug study, or less than 3 months since ending another investigational device or drug study(s), or receiving other investigational treatment(s) Any disease or condition that, in the opinion of the investigator or Sponsor, would interfere with study participation
    Central Contact Person:
    First Name & Middle Initial & Last Name or Official Title & Degree
    Valerie Colletta
    Phone
    1-857-201-5330
    Email
    vcolletta@gelesis.com
    First Name & Middle Initial & Last Name or Official Title & Degree
    Henry Calderon
    Phone
    1-857-201-5330
    Email
    hcalderon@gelesis.com
    Overall Study Officials:
    First Name & Middle Initial & Last Name & Degree
    Hassan M Heshmati, MD
    Organizational Affiliation
    Gelesis, Inc.
    Official's Role
    Study Director

    12. IPD Sharing Statement

    Learn more about this trial

    Study on GS300 on NAFLD

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