Status:

COMPLETED

A Study of Glyceryl Tri-(4-phenylbutyrate) Administered Orally as a Single Dose, and Twice Daily for Seven Consecutive Days to Subjects With Hepatic Impairment With Cirrhosis and to a Control Group

Lead Sponsor:

Amgen

Collaborating Sponsors:

Ucyclyd Pharma, Inc.

Conditions:

Hepatic Encephalopathy

Urea Cycle Disorders

Eligibility:

All Genders

18+ years

Phase:

PHASE1

Brief Summary

The purpose of this study is to determine the safety and tolerability of GT4P administered orally as a single dose, and twice daily for 7 consecutive days, to subjects with hepatic impairment with cir...

Detailed Description

Study acquired from Horizon in 2024.

Eligibility Criteria

Inclusion

  • Subjects were required to fulfill the following criteria in order to participate in the study:
  • Screening:
  • Males or females aged ≥ 18 years of age
  • Able to provide written informed consent before any study-related procedures, and ability, in the opinion of the Investigator, to comply with all the requirements of the study
  • Classification to one of the following:
  • current diagnosis of hepatic impairment with cirrhosis
  • healthy subject
  • Subjects with hepatic impairment with cirrhosis were classifiable to one of the following groups:
  • Child-Pugh score A
  • Child-Pugh score B
  • Child-Pugh score C
  • Subjects with hepatic impairment with cirrhosis who were on a therapeutic regimen of lactulose must have been on a stable dose for ≥ 30 days prior to screening
  • If female, a negative pregnancy test at screening and pre-dose on day 0, or a documented sterilization procedure; a female of child-bearing potential must have been using a medically approved birth control method and must have agreed to use the same method of contraception during the full course of the study (on pre-dose day 0 as well as at screening)
  • Weight within the range of 60-100 kg (at screening and pre-dose on day 0)
  • Willing to stop taking any medication that the Sponsor and the Investigator felt was not appropriate for use during the study, beginning 2 days before dosing and throughout the study

Exclusion

  • Subjects who fulfilled any of the following criteria were excluded from the study:
  • Screening:
  • Clinically significant history or evidence of cardiovascular, respiratory, renal, gastrointestinal, endocrine, neurological, immunological, or psychiatric disorder(s), as determined by the Investigator
  • Serum sodium \< 120 mEq/L
  • Serum creatinine ≥ 1.5 upper limit of normal
  • Potassium ≤ 3.5 mEq/L
  • Other laboratory values outside the normal range which were determined to be clinically significant by the Investigator
  • Significant illness within the last 14 days
  • Oral temperature \> 38.5°C or \< 36°C and/or a suspected site of active infection
  • Inflammatory bowel disease or malabsorption defined with steatorrhea
  • Active gastrointestinal bleeding, defined as melena, hematochezia, or hematemesis requiring hospitalization within the last 30 days
  • Use of probenecid, valproate, or corticosteroids within the last 24 hours
  • Use of any medication, other than those approved by the Sponsor and Investigator, in the last 48 hours
  • History of seizures within the last 72 hours
  • Positive drugs of abuse urine test
  • Positive alcohol breath test
  • Donation or loss of blood (500 mL or more) within the last 30 days
  • Donation or loss of plasma within the last 7 days
  • History of acquired immunodeficiency syndrome (AIDS) or determined human immunodeficiency virus (HIV) positive
  • Hepatitis B or C (HBV; HCV) positive (healthy volunteers only)
  • Use of any investigational drug within the last 30 days
  • Known hypersensitivity to sodium phenylbutyrate or similar drugs
  • Emergency hospitalization within the last 90 days
  • Intake of alcohol in the last 7 days
  • Pre-dose (days 0 and 7):
  • Significant illness or emergency hospitalization since the last study visit
  • Oral temperature \> 38.5°C or \< 36°C and/or a suspected site of active infection
  • Use of probenecid, valproate, or corticosteroids within the last 24 hours
  • Use of any non-approved medication (by the Sponsor/Investigator) within the 48 hours before dosing
  • History of seizures within the last 72 hours
  • Positive drugs of abuse urine test
  • Positive alcohol breath test
  • Donation or loss of blood (500 mL or more) or plasma since the last study visit
  • Use of any investigational drug since the last study visit
  • Intake of alcohol in the last 7 days

Key Trial Info

Start Date :

September 1 2006

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

June 1 2007

Estimated Enrollment :

32 Patients enrolled

Trial Details

Trial ID

NCT00986895

Start Date

September 1 2006

End Date

June 1 2007

Last Update

June 20 2024

Active Locations (2)

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Page 1 of 1 (2 locations)

1

National University of Pharmacy

Kharkiv, Ukraine, 61057

2

Department of General Surgery #2; Kharkiv State Medical University

Kharkiv, Ukraine, 61128