- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT03123848
A Study to Evaluate the Pharmacokinetics (PK) of Darunavir (DRV) and Cobicistat (COBI) After a Single Oral Administration of Darunavir/Cobicistat Fixed-Dose Combination in Healthy Japanese Adult Participants
May 15, 2018 updated by: Janssen Pharmaceutical K.K.
An Open-label Study to Evaluate the Pharmacokinetics (PK) of Darunavir (DRV) and Cobicistat (COBI) After a Single-oral Administration of Darunavir/Cobicistat Fixed-Dose Combination Tablet in Healthy Japanese Adult Subjects
The purpose of the study is to evaluate the pharmacokinetic (PK) and safety of darunavir (DRV) and cobicistat (COBI) after a single oral administration of Prezcobix (DRV/COBI fixed-dose combination tablet) in healthy Japanese adult participants.
Study Overview
Study Type
Interventional
Enrollment (Actual)
8
Phase
- Phase 4
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
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Fukuoka, Japan, 8120025
- Souseikai Hakata Clinic
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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
20 years to 55 years (Adult)
Accepts Healthy Volunteers
No
Genders Eligible for Study
All
Description
Inclusion Criteria:
- Participants must be healthy on the basis of physical examination, medical history, vital signs, and 12-lead electrocardiogram (ECG) performed at screening. This determination must be recorded in the participants source documents and initialed by the investigator
- A woman of childbearing potential must have a negative serum (beta-human chorionic gonadotropin [hCG]) at screening and urine pregnancy test at the time of admission to the study site, hospitalization, and must not breast feed from screening onwards
- Contraceptive use by men or women should be consistent with local regulations regarding the use of contraceptive methods for participant participating in clinical studies
- A woman must agree not to donate eggs (ova, oocytes) for the purposes of assisted reproduction during the study and for a period of at least 30 days after intake of the study drug
- Nonsmoker or participant who habitually smokes no more than 10 cigarettes or equivalent of e-cigarettes, or 2 cigars, or 2 pipes of tobacco per day for at least 6 months before study drug administration
Exclusion Criteria:
- Participant has a history of or current clinically significant medical illness including (but not limited to) cardiac arrhythmias or other cardiac disease, hematologic disease, coagulation disorders (including any abnormal bleeding or blood dyscrasias), lipid abnormalities, significant pulmonary disease, including bronchospastic respiratory disease, diabetes mellitus, liver or renal insufficiency (estimated creatinine clearance below 80 milliliter per minute [mL/min]); thyroid disease, neurologic or psychiatric disease, infection, significant cardiac, vascular, pulmonary, gastrointestinal, endocrine, neurologic, hematologic, rheumatologic, psychiatric, metabolic disturbances or any other illness that the investigator considers should exclude the participant or that could interfere with the interpretation of the study results
- Participant has a history of malignancy before screening (exceptions are squamous and basal cell carcinomas of the skin and carcinoma in situ of the cervix, or malignancy, that is considered cured with minimal risk of recurrence)
- Participant has a history of or current clinically significant skin reactions (such as but not limited to Stevens-Johnson Syndrome [SJS], Toxic Epidermal Necrolysis (TEN), and/or erythema multiforme) or any history of allergies to drugs, such as, but not limited to, sulfonamides and penicillins
- Participant has been contraindicated DRV and COBI per local prescribing information
- Participant is a woman, who is pregnant, or breast-feeding, or planning to become pregnant while enrolled in this study
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: Other
- Allocation: N/A
- Interventional Model: Single Group Assignment
- Masking: None (Open Label)
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
---|---|
Experimental: Darunavir/Cobicistat FDC (Prezcobix)
Participants will receive one darunavir/cobicistat fixed-dose combination (FDC) tablet, containing 800 milligram (mg) of darunavir (DRV) and 150 mg of cobicistat (COBI) in the morning on Day 1.
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Participants will receive a FDC tablet of darunavir 800 mg and cobicistat 150 mg orally in the morning of Day 1.
Other Names:
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What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Maximum Observed Plasma Concentration (Cmax)
Time Frame: Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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The Cmax is the maximum observed plasma concentration.
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Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Concentration at Last Quantifiable Time Point (Clast)
Time Frame: Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Clast is defined as concentration at last quantifiable time point.
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Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Time to Reach the Maximum Plasma Concentration (Tmax)
Time Frame: Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Tmax is defined as the time to reach the maximum plasma concentration.
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Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Area Under the Plasma Concentration-Time Curve From Time Zero to Time the Last Quantifiable Time (AUC[0-last])
Time Frame: Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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AUC(0-last) is defined as area under the plasma concentration-time curve from time zero to time the last quantifiable time, calculated by linear trapezoidal summation.
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Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Area Under the Plasma Concentration-Time Curve From Time Zero to Infinite Time (AUC0-infinity)
Time Frame: Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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AUC(0-infinity) is defined as area under the plasma concentration-time curve from time zero to infinite time.
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Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Elimination Rate Constant (Lambda[z])
Time Frame: Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Lambda(z) is first-order rate constant associated with the terminal portion of the curve, determined as the negative slope of the terminal log-linear phase of the drug concentration-time curve.
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Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Terminal Elimination Half-Life (t1/2)
Time Frame: Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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t1/2 is the time measured for the plasma concentration to decrease by 1 half to its original concentration.
It is associated with the terminal slope of the semi logarithmic drug concentration-time curve, and is calculated as 0.693/lambda(z).
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Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Apparent Volume of Distribution (Vz/F)
Time Frame: Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Vz/F is defined as the apparent volume of distribution at the terminal phase after extravascular administration.
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Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Apparent Total Body Clearance of Drug at the Terminal Phase After Extravascular Administration (CL/F)
Time Frame: Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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CL/F is the apparent total body clearance of drug at the terminal phase after extravascular administration.
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Predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 9, 12, 16, 20, 24, 36, 48, 60, 72 hours postdose
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Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
Number of Participants With Adverse Events (AEs)
Time Frame: Up to approximately 1 month
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An AE is any untoward medical occurrence in a participant participating in a clinical study that does not necessarily have a causal relationship with the pharmaceutical/biological agent under study.
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Up to approximately 1 month
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Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
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)
April 14, 2017
Primary Completion (Actual)
May 19, 2017
Study Completion (Actual)
May 19, 2017
Study Registration Dates
First Submitted
April 19, 2017
First Submitted That Met QC Criteria
April 19, 2017
First Posted (Actual)
April 21, 2017
Study Record Updates
Last Update Posted (Actual)
June 12, 2018
Last Update Submitted That Met QC Criteria
May 15, 2018
Last Verified
May 1, 2018
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Molecular Mechanisms of Pharmacological Action
- Anti-Infective Agents
- Antiviral Agents
- Enzyme Inhibitors
- Anti-HIV Agents
- Anti-Retroviral Agents
- Protease Inhibitors
- Cytochrome P-450 CYP3A Inhibitors
- Cytochrome P-450 Enzyme Inhibitors
- HIV Protease Inhibitors
- Viral Protease Inhibitors
- Cobicistat
- Darunavir
- Cobicistat mixture with darunavir
Other Study ID Numbers
- CR108319
- TMC114FD1HTX4002 (Other Identifier: Janssen Pharmaceutical K.K., Japan)
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Yes
Studies a U.S. FDA-regulated device product
No
product manufactured in and exported from the U.S.
Yes
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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