- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT05116826
Nitazoxanide Pharmacokinetic Parameters in Hepatic Impaired Patients
October 12, 2022 updated by: Genfit
An Open-label, Phase 1, Multiple-dose Study to Evaluate the Pharmacokinetics of Nitazoxanide 500 mg Twice Daily for 7 Days in Adult Subjects With Moderate and Severe Hepatic Impairment and Adult Healthy Control Subjects
This study is being conducted to evaluate the major Nitazoxanide (NTZ) active metabolite in adult participants with hepatic impairment and healthy adults.
Study Overview
Status
Completed
Intervention / Treatment
Detailed Description
This study is being conducted to assess the effect of hepatic impairment on the pharmacokinetics of the major Nitazoxanide active metabolite in hepatic impaired (moderate and severe according to Child-Pugh categories) and healthy control adults following repeated oral dose administration of NTZ 500 mg twice a day for 7 days.
Study Type
Interventional
Enrollment (Actual)
25
Phase
- Phase 1
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
-
-
Florida
-
Miami Lakes, Florida, United States, 33014
- Panax Clinical Research
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Orlando, Florida, United States, 32802
- Orlando Clinical Research Center
-
-
Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
18 years to 75 years (Adult, Older Adult)
Accepts Healthy Volunteers
No
Genders Eligible for Study
All
Description
Inclusion Criteria:
- Males or females, between 18 and 75 years of age, inclusive;
- With a minimum body weight of 50 kg and within a BMI range of 18.0 to 40.0 kg/m^2, inclusive;
- Females participating in this study must be of non-childbearing potential or must be using highly effective contraception for the full duration of the study;
- Negative human immunodeficiency virus antibody screens at Screening;
- Matched to participants with moderate and/or severe hepatic impairment in age (± 10 years), BMI (± 20 percentage) and sex;
- Participants who have chronic (≥ 6 months) moderate or severe hepatic insufficiency (of any etiology) that has been clinically stable (no acute episodes of illness due to deterioration in hepatic function) for at least 1 month prior to Screening and must also remain stable throughout the Screening period.
Other protocol-defined inclusion criteria may apply
Exclusion Criteria:
- A positive alcohol test result at Check-In Visit;
- A history of alcohol abuse in the prior 2 years;
- Positive urine screen for drugs of abuse at Screening or Check-In;
- Strenuous exercise within 72 hours prior to Check-In Visit;
- Blood donation or loss of blood (excluding volume drawn at screening or menses) of 50 mL to 499 mL of blood within 30 days, or more than 499 mL within 56 days prior to the dosing;
- History of a major surgical procedure within 30 days prior to Screening;
- History of stomach or intestinal surgery or resection that would potentially alter absorption and/or excretion of orally administered drugs except that appendectomy and hernia repair will be allowed. Bariatric surgery will not be allowed;
- Presence or history of malignancy within the prior 3 years, with the exception of treated basal cell or squamous cell carcinoma;
- Poor peripheral venous access;
- Receipt of blood products within 2 months prior to Check-In Visit;
- Significant history or clinical manifestation of any metabolic (including thyroid), allergic, dermatological, hepatic, renal, hematological, pulmonary, cardiovascular (including any prior history of cardiomyopathy or cardiac failure), gastrointestinal (GI), neurological, or psychiatric disorder;
- Positive serologic test for hepatitis B surface antigen or for hepatitis C virus antibody at Screening;
- Frequent headaches (> twice a month) and/or migraines, recurrent nausea and/or vomiting, diarrhea;
- Participants with symptomatic hypotension at Screening, whatever the decrease of blood pressure, or asymptomatic postural hypotension;
- History of unstable diabetes mellitus;
- Participants who have a transjugular intrahepatic portosystemic shunt and/or have undergone portacaval shunting;
- Participant has shown evidence of hepatorenal syndrome or has creatinine clearance ≤ 60 mL/min;
- Participants has required treatment for GI bleeding within the 6 months prior to Check-In Visit;
- Recent history of paracentesis (< 1 months prior to Check-In Visit);
- Participants with Wilson's disease, alpha-1 antitrypsin deficiency, glycogen storage diseases, or galactosemia;
- Participants with anemia secondary to hepatic disease, unless hemoglobin is ≥ 8.5 g/dL and anemia symptoms are not clinically significant. Participants must have ≥ 30,000 platelets at screening and at Check-In Visit.
Other protocol-defined exclusion criteria may apply
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Basic Science
- Allocation: Non-Randomized
- Interventional Model: Parallel Assignment
- Masking: None (Open Label)
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
---|---|
Experimental: Healthy Control Match (Normal hepatic function)
NTZ 500 mg twice a day for 7 days
|
500 mg Twice Daily for 7 days
Other Names:
|
Experimental: Moderate Child-Pugh B (Moderate hepatic impairment)
NTZ 500 mg twice a day for 7 days
|
500 mg Twice Daily for 7 days
Other Names:
|
Experimental: Severe Child-Pugh C (Severe hepatic impairment)
NTZ 500 mg twice a day for 7 days
|
500 mg Twice Daily for 7 days
Other Names:
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Area under the plasma concentration time curve (AUC) from time zero to 12h (AUC0-12)
Time Frame: Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10 and 12 hours post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 hours post dose
|
In participants with moderate and severe hepatic impairment compared to healthy volunteers
|
Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10 and 12 hours post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 hours post dose
|
AUC from time zero to the time of the last quantifiable concentration (AUC0-t)
Time Frame: Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10 and 12 hours post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 hours post dose
|
In participants with moderate and severe hepatic impairment compared to healthy volunteers
|
Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10 and 12 hours post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 hours post dose
|
Maximum observed plasma concentration (Cmax),
Time Frame: Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10 and 12 hours post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 hours post dose
|
In participants with moderate and severe hepatic impairment compared to healthy volunteers
|
Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10 and 12 hours post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 hours post dose
|
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Plasma pharmacokinetics: time of the maximum observed plasma concentration (Tmax), apparent plasma terminal elimination half life (t1/2), AUC from time zero to infinity (AUC0-∞), trough concentration (Ctrough) and percentage of extrapolated (%AUCextrap)
Time Frame: Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10 and 12 hours post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 hours post dose
|
For NTZ and its major active metabolite
|
Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10 and 12 hours post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 hours post dose
|
Plasma pharmacokinetics: Tmax, AUC0-12, AUC0-t, AUC0-∞, Cmax, t1/2, %AUCextrap and Ctrough.
Time Frame: Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10 and 12 hours post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 hours post dose
|
For the NTZ major active metabolite
|
Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10 and 12 hours post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 hours post dose
|
Urine pharmacokinetics: amount of drug excreted (Ae), cumulative amount of drug excreted (Ae0-t), and renal clearance (CLR)
Time Frame: Day-1: pre-dose, Day 1: 0-4 h, 4-8 h, 8-12, 12-24 h post-dose; Day 7: 0-4 h, 4-8 h, 8-12 h, 12-24 h, 24-48 h post-dose
|
For the NTZ major active metabolites
|
Day-1: pre-dose, Day 1: 0-4 h, 4-8 h, 8-12, 12-24 h post-dose; Day 7: 0-4 h, 4-8 h, 8-12 h, 12-24 h, 24-48 h post-dose
|
Plasma and urine pharmacokinetics: After the single oral administration of NTZ 500 mg: Cmax, AUC0-12, AUC0-t, AUC0-∞ , Tmax, t1/2, %AUCextrap, Ae0-∞, Ae0-t and CLR.
Time Frame: Plasma:Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10, 12 h post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 h post dose Urine:Day-1: pre-dose, Day 1: 24 hours urine collection post-dose; Day 7: 48 hours urine collection
|
For the NTZ major active metabolites
|
Plasma:Day 1: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10, 12 h post dose Day 7: pre-dose; 1; 2; 3; 4; 5; 6; 7; 8; 10; 12; 14; 16; 18; 24; and 48 h post dose Urine:Day-1: pre-dose, Day 1: 24 hours urine collection post-dose; Day 7: 48 hours urine collection
|
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Investigators
- Study Director: Carol Addy, MD, Genfit
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start (Actual)
November 5, 2021
Primary Completion (Actual)
April 8, 2022
Study Completion (Actual)
April 13, 2022
Study Registration Dates
First Submitted
November 1, 2021
First Submitted That Met QC Criteria
November 1, 2021
First Posted (Actual)
November 11, 2021
Study Record Updates
Last Update Posted (Actual)
October 14, 2022
Last Update Submitted That Met QC Criteria
October 12, 2022
Last Verified
October 1, 2022
More Information
Terms related to this study
Keywords
Additional Relevant MeSH Terms
Other Study ID Numbers
- NTZ-121-1
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
No
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Yes
Studies a U.S. FDA-regulated device product
No
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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