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15-Day Repeated-Dose Study With SB-649868 And Its Interaction With CYP3A4 Isoenzyme In Healthy Male Subjects.

This study has been completed.
Information provided by (Responsible Party):
GlaxoSmithKline Identifier:
First received: June 29, 2007
Last updated: May 31, 2012
Last verified: February 2011

June 29, 2007
May 31, 2012
April 2007
August 2007   (Final data collection date for primary outcome measure)
  • -AE, Lab values and cardiovascular monitoring after the SD and 14 days RD period (15 days) [ Time Frame: after the SD and 14 days RD period (15 days) ]
  • - SB649868 levels on days -7, 1, 4, 7 and 14 (pre-dose and post-dose) [ Time Frame: on days -7, 1, 4, 7 and 14 (pre-dose and post-dose) ]
  • - Simvastatine and Beta-idroxy-simvastatine levels on days -10,1,4,7 and 15 [ Time Frame: on days -10,1,4,7 and 15 ]
Same as current
Complete list of historical versions of study NCT00495729 on Archive Site
Cognitive functions, sleep profile and appetite assessment on days -7, 7 and 14. [ Time Frame: on days -7, 7 and 14. ]
Same as current
Not Provided
Not Provided
15-Day Repeated-Dose Study With SB-649868 And Its Interaction With CYP3A4 Isoenzyme In Healthy Male Subjects.
A Single-blind, Randomised, Placebo-controlled, 15 Day Repeated-dose Study to Evaluate the Safety, Tolerability and Pharmacokinetics of SB-649868 and Its Interaction With the CYP3A4 Isoenzyme in Healthy Male Subjects.
Subjects will be screened within 28 days, Simvastatin dose and single SB-649868 dose 10 and 7 days prior to repeat dosing respectively, 15 days SB-649868 repeat dosing with safety and cognition function tests.
Not Provided
Phase 1
Allocation: Randomized
Intervention Model: Single Group Assignment
Masking: Single Blind
Primary Purpose: Treatment
  • Sleep Initiation and Maintenance Disorders
  • Insomnia
Drug: SB-649868
Not Provided
Not Provided

*   Includes publications given by the data provider as well as publications identified by Identifier (NCT Number) in Medline.
August 2007
August 2007   (Final data collection date for primary outcome measure)

Inclusion Criteria:

  • Healthy adult male subjects aged between 18 and 65 years of age inclusive.
  • Body weight =50 kg and BMI within the range 18.5-29.9 kg/m2 inclusive.
  • Healthy as judged by responsible physician. No clinically significant abnormality identified on the medical or laboratory evaluation and 12-lead ECG. A subject with a clinical abnormality or laboratory parameters outside the reference range for this age group may be included only if the Investigator and the Medical Monitor considers that the finding will not introduce additional risk factors and will not interfere with the study procedures.
  • Subjects will have blood pressure measurements within the normal range for healthy volunteers.

Exclusion Criteria:

  • The subject has a positive pre-study urine drug/ alcohol urine screen.
  • A positive pre-study Hepatitis B surface antigen, Hepatitis C antibody, or HIV 1/2 result at the screening visit.
  • Abuse of alcohol defined as an average weekly intake of greater than 21 units or an average daily intake of greater than 3 units.
  • Subject complains of sleep disturbances and/ or is receiving treatment for sleep disorders.
Sexes Eligible for Study: Male
18 Years to 65 Years   (Adult)
Contact information is only displayed when the study is recruiting subjects
Not Provided
Not Provided
Not Provided
Not Provided
Study Director: GSK Clinical Trials GlaxoSmithKline
February 2011

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP