A Study in Asymptomatic HIV Infected Patients to Investigate Pharmacodynamics, Pharmacokinetics, Safety and Toleration of UK-453,061

This study has been completed.
Sponsor:
Information provided by (Responsible Party):
Pfizer
ClinicalTrials.gov Identifier:
NCT00348673
First received: July 5, 2006
Last updated: May 14, 2013
Last verified: May 2013
  Purpose

A phase 2a study to investigate the effects of 7-day monotherapy of UK-453,061 on viral load response in asymptomatic human immunodeficiency virus (HIV) infected subjects, to assess the dose-response relationship, and to assess the pharmacokinetics (PK), safety and tolerability of UK-453,061 in asymptomatic HIV infected subjects.


Condition Intervention Phase
HIV-1
Drug: UK-453,061
Phase 2

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Pharmacodynamics Study
Intervention Model: Single Group Assignment
Masking: Double Blind (Subject, Investigator)
Primary Purpose: Treatment
Official Title: A Randomised, Double Blind, Placebo-controlled, Multicenter Study in Asymptomatic HIV Infected Patients to Investigate Pharmacodynamics, Pharmacokinetics, Safety and Toleration of UK-453,061

Resource links provided by NLM:


Further study details as provided by Pfizer:

Primary Outcome Measures:
  • Change in Human Immunodeficiency Virus-1 (HIV-1) viral load from baseline to Day 8 [ Time Frame: 8 days ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Time to Reach Maximum Observed Plasma Concentration (Tmax) [ Time Frame: 8 days ] [ Designated as safety issue: No ]
  • Maximum Observed Plasma Concentration (Cmax) [ Time Frame: 8 days ] [ Designated as safety issue: No ]
  • Area Under the Curve from Time Zero to end of dosing interval (AUCtau) [ Time Frame: 8 days ] [ Designated as safety issue: No ]

Enrollment: 49
Study Start Date: February 2006
Study Completion Date: February 2007
Primary Completion Date: February 2007 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Stage 1 Drug: UK-453,061
Placebo BID, Placebo QD, UK-453,061 10 mg BID, 30 mg BID, 100 mg BID or 500 mg QD for 7 days
Experimental: Stage 2 Drug: UK-453,061
Placebo BID, Placebo QD, UK-453,061 100 mg QD, 500 mg BID or 750 mg QD for 7 days

  Eligibility

Ages Eligible for Study:   18 Years to 55 Years
Genders Eligible for Study:   Male
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Asymptomatic HIV-1 infected male and patients aged 18-55 years inclusive.
  • Patients with virus not containing NNRTI resistant mutations as determined by the VircoGEN virtual phenotyping essay.

Exclusion Criteria:

  • Patients with a CD4 count less than 250 cells/mm3.
  • Patients whose HIV infection has been diagnosed less than 3 months prior to screening, or for whom there is evidence of recent seroconversion.
  • Patients with an HIV viral load less than 5000 copies/ml using RT-PCR(Roche Amplicor v1.5).
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00348673

Locations
Germany
Pfizer Investigational Site
Frankfurt am Main, Germany, 60590
Pfizer Investigational Site
Hamburg, Germany, 20099
Pfizer Investigational Site
Koeln, Germany, 50937
Sponsors and Collaborators
Pfizer
Investigators
Study Director: Pfizer CT.gov Call Center Pfizer
  More Information

Additional Information:
No publications provided

Responsible Party: Pfizer
ClinicalTrials.gov Identifier: NCT00348673     History of Changes
Other Study ID Numbers: A5271010
Study First Received: July 5, 2006
Last Updated: May 14, 2013
Health Authority: Germany: Ministry of Health

ClinicalTrials.gov processed this record on June 13, 2013