MedPath

Pharmacokinetics And Relative Bioavailability Study Of Oxycodone

Phase 1
Completed
Conditions
Pain
Interventions
Registration Number
NCT01552850
Lead Sponsor
Pain Therapeutics
Brief Summary

To estimate the pharmacokinetics and relative bioavailability of oxycodone after administration of 40 mg doses of four PF-00345439 formulations and oxycodone in solution

Detailed Description

This study will estimate the PK and relative bioavailability of oxycodone following single oral 40-mg doses of 3 modified PF-00345439 Formulations B, C, and D compared with the reference Formulation A under fed conditions.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
18
Inclusion Criteria
  • Healthy male and/or female subjects between the ages of 21 and 55 years, inclusive
Exclusion Criteria
  • Evidence or history of clinically significant diseases

Study & Design

Study Type
INTERVENTIONAL
Study Design
CROSSOVER
Arm && Interventions
GroupInterventionDescription
Oxycodone Formulation A CapsuleOxycodonesingle dose of 40 mg PF-00345439 capsule under 50 mg naltrexone block
Oxycodone Formulation B CapsuleOxycodonesingle dose of 40 mg PF-00345439 capsule under 50 mg naltrexone block
Oxycodone Formulation C CapsuleOxycodonesingle dose of 40 mg PF-00345439 capsule under 50 mg naltrexone block
Oxycodone Formulation D CapsuleOxycodonesingle dose of 40 mg PF-00345439 capsule under 50 mg naltrexone block
Oxycodone Oral SolutionOxycodone40 mg oxycodone oral solution (5 mg/5 ml) under 50 mg naltrexone block
Primary Outcome Measures
NameTimeMethod
Area Under the Curve From Time Zero to Extrapolated Infinite Time (AUCinf) (if data permit, otherwise Area Under the Curve From Time Zero to Last Quantifiable Concentration [AUClast]) of oxycodone.0, 0.5, 1, 2, 4, 6, 8, 12, 14, 16, 24, 36, 48 hours post-dose
Maximum Observed Plasma Concentration (Cmax)0, 0.5, 1, 2, 4, 6, 8, 12, 14, 16, 24, 36, 48 hours post-dose
Secondary Outcome Measures
NameTimeMethod
Adverse events, vital signs and laboratory parameters.0, 0.5, 1, 2, 4, 6, 8, 12, 14, 16, 24, 36, 48 hours post-dose
Area Under the Curve From Time Zero to Last Quantifiable Concentration (AUClast) of oxycodone, as data permit.0, 0.5, 1, 2, 4, 6, 8, 12, 14, 16, 24, 36, 48 hours post-dose
Time to Reach Maximum Observed Plasma Concentration (Tmax) of oxycodone, as data permit.0, 0.5, 1, 2, 4, 6, 8, 12, 14, 16, 24, 36, 48 hours post-dose
Plasma Decay Half-Life of oxycodone, as data permit.0, 0.5, 1, 2, 4, 6, 8, 12, 14, 16, 24, 36, 48 hours post-dose
Concentration at time 24 hours (C24) of oxycodone, as data permit.0, 0.5, 1, 2, 4, 6, 8, 12, 14, 16, 24, 36, 48 hours post-dose

Trial Locations

Locations (1)

Pfizer Investigational Site

🇸🇬

Singapore, Singapore

© Copyright 2025. All Rights Reserved by MedPath