Phase 1 Study To Test the Bioequivalence Between Two 25 mg Tablets vs. One 50 mg Tablet Under Fast/Fed Condition and Evaluate Food Effect of Desvenlafaxine Succinate Sustained Release (DVS SR)

December 21, 2011 updated by: Pfizer

Phase 1, Open-Label, Randomized, Single-Dose, 4-Treatment, 4-Period Crossover Bioequivalence Study Comparing 25 Mg and 50 Mg Formulations of DVS-233 SR and Investigate Food Effect on 50 Mg Formulations of DVS-233 SR Tablet Under Fed and Fasted Conditions

To determine the bioequivalence of 2 tablets of 25 mg sustained release (SR) formulation of DVS and 1 tablet of 50 mg SR formulation of DVS under fed and fast conditions.

To investigate the effect of high-fat meal on pharmacokinetics of desvenlafaxine after administration of 50 mg SR formulation of DVS.

Study Overview

Status

Status

Indicates the current recruitment status or the expanded access status.
Completed

Conditions

Conditions

The disease, disorder, syndrome, illness, or injury that is being studied. On ClinicalTrials.gov, conditions may also include other health-related issues, such as lifespan, quality of life, and health risks.

Intervention / Treatment

Intervention / Treatment

A process or action that is the focus of a clinical study. Interventions include drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available. Interventions can also include noninvasive approaches, such as education or modifying diet and exercise.

Study Type

Study Type

Describes the nature of a clinical study. Study types include interventional studies (also called clinical trials), observational studies (including patient registries), and expanded access.
Interventional

Enrollment (Actual)

Enrollment

The number of participants in a clinical study. The "anticipated" enrollment is the target number of participants that the researchers need for the study.
41

Phase

Phase

The stage of a clinical trial studying a drug or biological product, based on definitions developed by the U.S. Food and Drug Administration (FDA). The phase is based on the study's objective, the number of participants, and other characteristics. There are five phases: Early Phase 1 (formerly listed as Phase 0), Phase 1, Phase 2, Phase 3, and Phase 4. Not Applicable is used to describe trials without FDA-defined phases, including trials of devices or behavioral interventions.
  • Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Belgium
      • Bruxelles, Belgium, B-1070
        • Pfizer Investigational Site

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

Eligibility Criteria

The key requirements that people who want to participate in a clinical study must meet or the characteristics they must have. Eligibility criteria consist of both inclusion criteria (which are required for a person to participate in the study) and exclusion criteria (which prevent a person from participating). Types of eligibility criteria include whether a study accepts healthy volunteers, has age or age group requirements, or is limited by sex.

Ages Eligible for Study

14 years to 51 years (Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Healthy male and female subjects.

Exclusion Criteria:

  • Evidence or history of clinically significant hematological, renal, endocrine, pulmonary, gastrointestinal, cardiovascular, hepatic, psychiatric, neurologic, or allergic disease

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

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

Arms and Interventions

Participant Group / Arm

Participant Group / Arm

A group or subgroup of participants in a clinical trial that receives a specific intervention/treatment, or no intervention, according to the trial's protocol.
Intervention / Treatment

Intervention / Treatment

A process or action that is the focus of a clinical study. Interventions include drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available. Interventions can also include noninvasive approaches, such as education or modifying diet and exercise.
Experimental: Bioequivalence and Food effect
Drug: desvenlafaxine succinate sustained release
Two tablets of 25 mg, single administration, under fed condition
Other Names:
  • DVS-233 SR, Pristiq
Drug: desvenlafaxine succinate sustained release
One tablet of 50 mg, single administration, under fed condition
Other Names:
  • DVS-233 SR, Pristiq
Drug: desvenlafaxine succinate sustained release
Two tablets of 25 mg, single administration, under fast condition
Other Names:
  • DVS-233 SR, Pristiq
Drug: desvenlafaxine succinate sustained release
One tablet of 50 mg, single administration, under fast condition
Other Names:
  • DVS-233 SR, Pristiq

What is the study measuring?

Primary Outcome Measures

Primary Outcome Measures

In a clinical study's protocol, the planned outcome measure that is the most important for evaluating the effect of an intervention/treatment. Most clinical studies have one primary outcome measure, but some have more than one.
Outcome Measure
Measure Description
Time Frame
Area Under the Plasma Concentration-time Profile From Time 0 to 48 Hours (AUC48)
Time Frame: Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose
Area under the plasma concentration versus time curve from time zero (pre-dose) to 48 hours post dose; measured as nanograms multiplied by hours divided by milliliters (ng*hr/mL).
Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose
Maximum Plasma Concentration (Cmax)
Time Frame: Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose
Cmax measured as nanograms divided by milliliters (ng/mL).
Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose

Secondary Outcome Measures

Secondary Outcome Measures

In a clinical study's protocol, a planned outcome measure that is not as important as the primary outcome measure for evaluating the effect of an intervention but is still of interest. Most clinical studies have more than one secondary outcome measure.
Outcome Measure
Measure Description
Time Frame
Time to Reach Maximum Observed Plasma Concentration (Tmax)
Time Frame: Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose
Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose
Terminal Elimination Half-life (t 1/2)
Time Frame: Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose
Terminal elimination (plasma decay) half-life is the time measured for the plasma concentration to decrease by one half.
Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose
Area Under the Plasma Concentration-time Profile From Time 0 Extrapolated to Infinite Time (AUCinf)
Time Frame: Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose
Area under the plasma concentration versus time curve (AUC) from time zero (pre-dose) to extrapolated infinite time (0 - ∞). It is obtained from AUC (0 - t) plus AUC (t - ∞).
Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose
Area Under the Plasma Concentration-time Profile From Time 0 Extrapolated to Time of the Last Quantifiable Concentration (AUClast)
Time Frame: Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose
Day 1 of Periods 1, 2, 3, and 4: pre-dose, 0 hour, and 0.5, 1, 2, 4, 6, 8, 10, 12, 16, 24, 36, and 48 hours post-dose

Collaborators and Investigators

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

Sponsor

Sponsor

The organization or person who initiates the study and who has authority and control over the study.
Pfizer

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.

Helpful Links

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

Study Start

The actual date on which the first participant was enrolled in a clinical study. The "anticipated" study start date is the date that the researchers think will be the study start date.
September 1, 2010

Primary Completion (Actual)

Primary Completion

The date on which the last participant in a clinical study was examined or received an intervention to collect final data for the primary outcome measure. Whether the clinical study ended according to the protocol or was terminated does not affect this date. For clinical studies with more than one primary outcome measure with different completion dates, this term refers to the date on which data collection is completed for all the primary outcome measures. The "anticipated" primary completion date is the date that the researchers think will be the primary completion date for the study.
November 1, 2010

Study Completion (Actual)

Study Completion

The date on which the last participant in a clinical study was examined or received an intervention/treatment to collect final data for the primary outcome measures, secondary outcome measures, and adverse events (that is, the last participant's last visit). The "anticipated" study completion date is the date that the researchers think will be the study completion date.
November 1, 2010

Study Registration Dates

First Submitted

First Submitted

The date on which the study sponsor or investigator first submitted a study record to ClinicalTrials.gov. There is typically a delay of a few days between the first submitted date and the record's availability on ClinicalTrials.gov (the first posted date).
August 24, 2010

First Submitted That Met QC Criteria

First Submitted That Met QC Criteria

The date on which the study sponsor or investigator first submits a study record that is consistent with National Library of Medicine (NLM) quality control (QC) review criteria. The sponsor or investigator may need to revise and submit a study record one or more times before NLM's QC review criteria are met. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
August 26, 2010

First Posted (Estimate)

First Posted

The date on which the study record was first available on ClinicalTrials.gov after National Library of Medicine (NLM) quality control (QC) review has concluded. There is typically a delay of a few days between the date the study sponsor or investigator submitted the study record and the first posted date.
August 27, 2010

Study Record Updates

Last Update Posted (Estimate)

Last Update Posted

The most recent date on which changes to a study record were made available on ClinicalTrials.gov. There may be a delay between when the changes were submitted to ClinicalTrials.gov by the study's sponsor or investigator (the last update submitted date) and the last update posted date.
January 27, 2012

Last Update Submitted That Met QC Criteria

Last Update Submitted That Met QC Criteria

The most recent date on which the study sponsor or investigator submitted changes to a study record that are consistent with National Library of Medicine (NLM) quality control (QC) review criteria. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
December 21, 2011

Last Verified

Last Verified

The most recent date on which the study sponsor or investigator confirmed the information about a clinical study on ClinicalTrials.gov as accurate and current. If a study with a recruitment status of recruiting; not yet recruiting; or active, not recruiting has not been confirmed within the past 2 years, the study's recruitment status is shown as unknown.
December 1, 2011

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

Other Study ID Numbers

Identifiers or ID numbers other than the NCT number that are assigned to a clinical study by the study's sponsor, funders, or others. These numbers may include unique identifiers from other trial registries and National Institutes of Health grant numbers.
  • B2061035

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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