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Phase IIa Study of ALLN-346 (Engineered Urate Oxidase) in Subjects With Hyperuricemia, Gout and Chronic Kidney Disease

Phase 2
Terminated
Conditions
Hyperuricemia
Gout
Chronic Kidney Diseases
Interventions
Drug: Placebo
Registration Number
NCT04987294
Lead Sponsor
Allena Pharmaceuticals
Brief Summary

The purpose of this Phase IIa study is to evaluate the safety, tolerability and pharmacodynamics of ALLN-346 in subjects with hyperuricemia and gout, and with mild to moderate chronic kidney disease.

Detailed Description

This is a randomized, double-blind, placebo-controlled parallel group, multi-center phase II clinical study or orally administered ALLN-346 in subjects with hyperuricemia, gout and mild to moderate chronic kidney disease over a two-week period. Subjects will be enrolled in two cohorts based on estimated glomerular filtration rate (eGFR).

Recruitment & Eligibility

Status
TERMINATED
Sex
All
Target Recruitment
19
Inclusion Criteria
  • Male or female, age 18 to 70 years
  • Serum UA level ≥ 8.0 mg/dL at Screening (hyperuricemia)
  • Meets 2015 American College of Rheumatology (ACR)/EULAR criteria for gout
  • Screening eGFR of ≥60 - <90 mL/minute/1.73 m2 for Cohort A and ≥30 - <60 mL/minute/1.73 m2 for Cohort B.
  • Concomitant medications stable for a minimum of 4 weeks prior to and during Screening
  • Body Mass Index (BMI) ≥ 18 and ≤ 40 kg/m2, inclusive, at screening
  • Not pregnant, not capable of pregnancy, not nursing, and agrees to use an effective method of contraception; males subjects must agree to abstain from sperm donation
Exclusion Criteria
  • Currently taking any oral urate-lowering medication within 2 weeks prior to Screening
  • Prior uricase therapy or exposure to recombinant uricase, such as Rasburicase or Pegloticase
  • Gout flare requiring treatment within 14 days prior to or during Screening
  • Clinically significant finding during Screening, any ongoing clinically significant illness requiring a clinically significant intervention or change in management within 4 weeks prior to or during Screening
  • History of GI surgery, including gastric sleeve, Roux-en-Y or gastric banding (unless gastric band removed for a minimum of 12 months prior to Screening
  • Received treatment with or exposure to an Investigational drug or device within 30 days - prior to or during Screening
  • Prior dosing in ALLN-346 clinical study
  • Per Investigator judgment, is not an ideal clinical study candidate

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
ALLN-346 (Engineered Urate Oxidase)ALLN-346ALLN-346 is novel urate oxidase provided as capsules for oral administration. ALLN-346 will be administered as 5 capsules thrice daily (15 capsules per day total) to each of two subject cohorts based on estimated glomerular filtration rate (eGFR). Treatment Period is 14 Days.
PlaceboPlaceboMatching placebo capsules for oral administration. Placebo capsules will be administered as 5 capsules thrice daily (15 capsules per day total) to each of two subject cohorts based on estimated glomerular filtration rate (eGFR). Treatment Period is 14 Days.
Primary Outcome Measures
NameTimeMethod
Incidence of Treatment Emergent Adverse Events (TEAEs)42 days

Treatment emergent adverse events

Secondary Outcome Measures
NameTimeMethod
Serum Urate14 Days

Serum urate \[mg/dL\]

Trial Locations

Locations (16)

Best Quality Research, Inc.

🇺🇸

Hialeah, Florida, United States

Syed Research Consultants, LLC

🇺🇸

Sheffield, Alabama, United States

Orthopedic Physicians Alaska

🇺🇸

Anchorage, Alaska, United States

Allameh Medical Corporation

🇺🇸

Mission Viejo, California, United States

Eastern Research, Inc.

🇺🇸

Hialeah, Florida, United States

New Generation of Medical Research

🇺🇸

Hialeah, Florida, United States

The Center of Rheumatology and Bone Research

🇺🇸

Wheaton, Maryland, United States

Burke Primary Care

🇺🇸

Morganton, North Carolina, United States

Elite Clinical Research, LLC

🇺🇸

Jackson, Mississippi, United States

NY Total Medical Care, PC

🇺🇸

Brooklyn, New York, United States

Summit research Group, LLC

🇺🇸

Stow, Ohio, United States

Northeast Clinical Research Center, LLC

🇺🇸

Bethlehem, Pennsylvania, United States

P&I Clinical Research, LLC

🇺🇸

Lufkin, Texas, United States

Kendall South Medical Center, Inc.

🇺🇸

Miami, Florida, United States

University of Alabama at Birmingham

🇺🇸

Birmingham, Alabama, United States

Briggs Clinical Research, LLC

🇺🇸

San Antonio, Texas, United States

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