A Study to Compare the Dose-proportionality of Tapentadol (CG5503) in Healthy Japanese and Korean Male Volunteers

A Single-Dose, Open-Label, Randomized, Four-Way Crossover Study to Assess the Dose-Proportionality of the Pharmacokinetics of Tapentadol, Given as Tamper-Resistant Tablets, in Healthy Japanese and Korean Male Subjects

The purpose of this study is to evaluate the dose-proportionality of the pharmacokinetics of tapentadol (CG5503) in healthy Japanese and Korean adult male participants.

Study Overview

Detailed Description

This is a single-dose, open-label, single-center, randomized, four-way crossover study, ie, participants and investigator know the identity of the drug, which is assigned by chance, like flipping a coin, and participants may receive different interventions sequentially during the study. The study will consist of 4 treatment periods. A single dose of tapentadol (CG5503) will be administered orally with 240 mL of water under fasted conditions. All participants will receive 1 of the following 4 oral treatments in each period.

Treatment A: One 25-mg tablet (25 mg) of tapentadol (CG5503) Treatment B: One 50-mg tablet (50 mg) of tapentadol (CG5503) Treatment C: One 100-mg tablet (100 mg) of tapentadol (CG5503) Treatment D: Two 100-mg tablets (200 mg) of tapentadol (CG5503) Each period will be separated by 7 - 14 days.

Study Type

Interventional

Enrollment (Actual)

52

Phase

  • Phase 1

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 45 years (Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

Male

Description

Inclusion Criteria:

  • Healthy Japanese and Korean male volunteers, inclusive
  • Body mass index (BMI) between 18.5 and 25 kg/m², inclusive, and a body weight of not less than 50 kg
  • Japanese volunteers must have resided outside of Japan for no more than 5 years, and their parents and maternal and paternal grandparents are Japanese.
  • Korean volunteers must have resided outside of Korea for no more than 5 years and their parents and maternal and paternal grandparents are Korean.

Exclusion Criteria:

  • History of or current clinically significant medical illness including (but not limited to) cardiac arrhythmias or other cardiac disease
  • History of hematologic disease, coagulation disorders (including any abnormal bleeding or blood dyscrasias), lipid abnormalities
  • History of significant pulmonary disease, including bronchospastic respiratory disease
  • History of diabetes mellitus, renal or hepatic insufficiency, thyroid disease, neurologic or psychiatric disease, infection, or any other illness that the investigator considers should exclude the participant or that could interfere with the interpretation of the study results
  • Use of any prescription or nonprescription medication (including vitamins and herbal supplements), except for paracetamol-acetaminophen, within 14 days before the first dose of the study drug is scheduled
  • History of, or a reason to believe a participant has a history of drug or alcohol abuse within the past 5 years

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

  • Allocation: Randomized
  • Interventional Model: Crossover Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: 001
tapentadol (CG5503) ER 25-mg TRF 25mg TRF single oral dose
25mg TRF single oral dose
Experimental: 002
tapentadol (CG5503) ER 50-mg TRF 50mg TRF single oral dose
50mg TRF single oral dose
Experimental: 003
tapentadol (CG5503) ER 100-mg TRF 100mg TRF single oral dose
100mg TRF single oral dose
Experimental: 004
tapentadol (CG5503) ER two 100-mg TRF 200mg TRF single oral dose
200mg TRF single oral dose

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Pharmacokinetic profile, as measured by Cmax, AUC, tmax, kel, t1/2
Time Frame: Two days
Two days

Secondary Outcome Measures

Outcome Measure
Time Frame
Number of participants with adverse events
Time Frame: Time of screening to end of treatment (up to 9.5 weeks)
Time of screening to end of treatment (up to 9.5 weeks)

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

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

February 1, 2011

Study Completion (Actual)

May 1, 2011

Study Registration Dates

First Submitted

March 3, 2011

First Submitted That Met QC Criteria

March 3, 2011

First Posted (Estimate)

March 7, 2011

Study Record Updates

Last Update Posted (Estimate)

January 31, 2014

Last Update Submitted That Met QC Criteria

January 30, 2014

Last Verified

October 1, 2012

More Information

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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