A Phase 1 Study To Estimate The Effects Of PD 0332334 On Lithium Pharmacokinetics In Healthy Subjects

March 4, 2015 updated by: Pfizer

A Phase 1, Open-Label, Randomized, Cross-Over Study To Estimate The Effects Of PD 0332334 On Lithium Pharmacokinetics In Healthy Subjects

The purpose of this study is to investigate if PD 0332334 affects the pharmacokinetics of lithium by co-administering both drugs to healthy adults.

Study Overview

Status

Withdrawn

Detailed Description

Additional Study Purpose Details: To investigate potential drug-drug interaction between PD 0332334 and lithium

Study Type

Interventional

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

21 years to 55 years (Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Healthy males and/or females
  • Age from 21 to 55 (inclusive)
  • BMI ranges from 18 to 30 kg/m2

Exclusion Criteria:

  • Previous participation in a PD 332334 study
  • Pregnant or nursing females
  • Hypersensitivity (allergic) to lithium, Neurontin (gabapentin), or Lyrica (pregabalin)

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: Cohort 1a
Subjects are treated with single dose lithium first. Then after at least 7 day washout, the subjects start PD 0332334 treatment from day 1 to day 9. At day 4 of PD 0332334 treatment, single dose lithium is given to subjects.
300 mg lithium, oral, once initially and then again at day 4 of PD 0332334 treatment
225 mg q12h PD 0332334, oral, 9 days treatment
Other Names:
  • imagabalin
300 mg lithium, oral, at day 4 of PD 0332334 treatment and after 7 day washout
Experimental: Cohort 1b
Subjects are treated with PD 0332334 from day 1 to 9 and a single dose of lithium is given at day 4. After at least 7 day washout, the subjects are treated with single dose of lithium.
300 mg lithium, oral, once initially and then again at day 4 of PD 0332334 treatment
225 mg q12h PD 0332334, oral, 9 days treatment
Other Names:
  • imagabalin
300 mg lithium, oral, at day 4 of PD 0332334 treatment and after 7 day washout

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Lithium pharmacokinetic endpoints: area under curve from 0 to infinity (AUCinf), area under curve from 0 to last quantifiable concentration (AUClast), half-life (T1/2), and maximum serum concentration (Cmax).
Time Frame: 10 days
10 days
The nature, incidence, duration, and severity of adverse events; discontinuation due to adverse events; clinical safety lab; 12-lead ECG; and vital signs will be monitored in this study.
Time Frame: 10 days
10 days

Secondary Outcome Measures

Outcome Measure
Time Frame
No Secondary Outcomes
Time Frame: No Secondary Outcomes
No Secondary Outcomes

Collaborators and Investigators

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

Sponsor

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the 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

May 1, 2009

Primary Completion (Anticipated)

June 1, 2009

Study Completion (Anticipated)

June 1, 2009

Study Registration Dates

First Submitted

January 9, 2009

First Submitted That Met QC Criteria

January 9, 2009

First Posted (Estimate)

January 12, 2009

Study Record Updates

Last Update Posted (Estimate)

March 5, 2015

Last Update Submitted That Met QC Criteria

March 4, 2015

Last Verified

March 1, 2015

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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