Open Label Drug Interaction Study Evaluating Desvenlafaxine Succinate Sustained Release (DVS SR) 100mg On The Pharmacokinetics Of Aripiprazole When Coadministered To Healthy Subjects

Pharmacokinetics Clinical Trial

Official title:

An Open-Label, 2-Period Sequential Drug Interaction Study To Evaluate The Effect Of A 100 Mg Dose Of Desvenlafaxine SR On The Pharmacokinetics Of Aripiprazole When Coadministered In Healthy Subjects

Clinical Trial Details — Status: Completed

Administrative data

• NCT number: NCT01188668
• Other study ID #: B2061026
• Secondary ID: 3151A1-1207
• Status: Completed
• Phase: Phase 4
• First received: August 24, 2010
• Last updated: November 1, 2011
• Start date: August 2010
• Est. completion date: October 2010

Study information

• Verified date: November 2011
• Source: Pfizer
• Contact: n/a
• Is FDA regulated: No
• Health authority: United States: Food and Drug Administration
• Study type: Interventional

Clinical Trial Summary

The goal of this study is to evaluate the effect of multiple doses of Desvenlafaxine Sustained Release (SR) on the pharmacokinetics of Aripiprazole when coadministered to healthy adult subjects. This study will also evaluate the safety and tolerability of Desvenlafaxine SR and Aripiprazole when coadministered to healthy adult subjects.

Recruitment information / eligibility

• Status: Completed
• Enrollment: 38
• Est. completion date: October 2010
• Est. primary completion date: October 2010
• Accepts healthy volunteers: Accepts Healthy Volunteers
• Gender: Both
• Age group: 18 Years to 55 Years

Eligibility

Inclusion Criteria:

• Healthy male and/or female subjects between the ages of 18 and 55 years

• Body Mass Index (BMI) of 17.5 to 30.5 kg/m2 and a total body weight >50 kg (110 lbs)

• Nonsmoker or smoker of fewer than 5 cigarettes per day as determined by history

• An informed consent document signed and dated by the subject

Exclusion Criteria:

• History of significant blood, kidney, endocrine, lung, gastrointestinal, heart, liver, psychiatric, neurologic, or allergic disease

• History of seizure disorder

• Presence or history of glaucoma or increased intraocular pressure

• Allergy to or unable to tolerate aripiprazole, desvenlafaxine, or venlafaxine

• History of substance abuse within 1 year of study

• A positive urine drug screen

• Treatment with an investigational drug within 30 days

• Consumption of grapefruit or grapefruit related citrus fruits

• 12 lead ECG demonstrating QTc >450 msec at screening

• Pregnant or nursing females

• Use of prescription or nonprescription drugs and dietary supplements

• History of sensitivity to heparin or heparin induced thrombocytopenia

• Severe acute or chronic medical or psychiatric condition or laboratory abnormality

Study Design

Allocation: Non-Randomized, Endpoint Classification: Pharmacokinetics Study, Intervention Model: Single Group Assignment, Masking: Open Label, Primary Purpose: Basic Science

Related Conditions & MeSH terms

• CYP3A4 Protein, Human
• Cytochrome P-450 CYP2D6
• Pharmacokinetics

Intervention

Drug:
• Aripiprazole
Period 1-Aripiprazole 5mg on study day 1.
• Aripiprazole + desvenlafaxine succinate sustained release
Period 2-Desvenlafaxine SR 100mg on days 1-19 with coadministration of Aripiprazole 5mg on day 7.

Locations

Country	Name	City	State
United States	Pfizer Investigational Site	Miami	Florida
United States	Pfizer Investigational Site	Miami	Florida

Sponsors (1)

Lead Sponsor	Collaborator
Pfizer

Country where clinical trial is conducted

United States, 

Outcome

Type	Measure	Description	Time frame	Safety issue
Primary	Aripiprazole Area Under the Plasma Concentration-time Profile From Time 0 Extrapolated to Infinite Time (AUCinf) Following Aripiprazole Alone and When Coadministered With DVS SR	Area under the plasma concentration versus time curve (AUC) from time zero (pre-dose) to extrapolated infinite time (0 - 8). It is obtained from AUC (0 - t) plus AUC (t - 8); measured as nanograms multiplied by hours divided by milliliters (ng*hr/mL).	Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Aripiprazole Maximum Observed Plasma Concentration (Cmax) Following Aripiprazole Alone and When Coadministered With DVS SR	Cmax measured as nanograms per milliliters (ng/mL).	Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Aripiprazole Time for Cmax (Tmax) Following Aripiprazole Alone and When Coadministered With DVS SR	Time for maximum observed plasma concentration.	Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Aripiprazole Terminal Half-life (t 1/2) Following Aripiprazole Alone and When Coadministered With DVS SR	Terminal half-life is the time measured for the plasma concentration to decrease by one half.	Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Aripiprazole Apparent Clearance (CL/F) Following Aripiprazole Alone and When Coadministered With DVS SR	Drug clearance is a quantitative measure of the rate at which a drug substance is removed from the blood calculated as (Dose/AUCinf); measured as milliliters per minute (mL/min).	Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Aripiprazole Apparent Volume of Distribution (Vz/F) Following Aripiprazole Alone and When Coadministered With DVS SR	Calculated as Dose / (AUCinf * kel); where kel=terminal phase rate constant.	Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Dehydro-aripiprazole (Metabolite) Area Under the Plasma Concentration-time Profile From Time 0 Extrapolated to Infinite Time (AUCinf) Following Aripiprazole Alone and When Coadministered With DVS SR	Dehydro-aripiprazole is a metabolite of Aripiprazole. Area under the plasma concentration versus time curve (AUC) from time zero (pre-dose) to extrapolated infinite time (0 - 8). It is obtained from AUC (0 - t) plus AUC (t - 8).	Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Dehydro-aripiprazole (Metabolite) Maximum Observed Plasma Concentration (Cmax) Following Aripiprazole Alone and When Coadministered With DVS SR		Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing	No
Secondary	Dehydro-aripiprazole (Metabolite) Time for Cmax (Tmax) Following Aripiprazole Alone and When Coadministered With DVS SR	Time for maximum observed plasma concentration.	Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Dehydro-aripiprazole (Metabolite) Terminal Half-life (t 1/2) Following Aripiprazole Alone and When Coadministered With DVS SR	Terminal half-life is the time measured for the plasma concentration to decrease by one half.	Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Dehydro-aripiprazole (Metabolite) Apparent Clearance (CL/F) Following Aripiprazole Alone and When Coadministered With DVS SR	Drug clearance is a quantitative measure of the rate at which a drug substance is removed from the blood calculated as (Dose/AUCinf).	Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Dehydro-aripiprazole (Metabolite) Apparent Volume of Distribution (Vz/F) Following Aripiprazole Alone and When Coadministered With DVS SR		Period 1 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing; Period 2 / Day 7: 0, 0.5, 1, 2, 3, 4, 6, 8, 12 and 16 hours after dosing; also 0 hour Period 2 / Day 8, 9, 10, 12, 14, 16, 18, and Day 20	No
Secondary	Plasma Aripiprazole Concentration Versus Time Summary: Aripiprazole 5mg, DVS SR 100 mg + Aripiprazole 5 mg	Summary statistics were to be calculated by setting concentration values below the lower limit of quantification (LLQ = 0.100 ng/mL) to zero. Summary statistics were not to be presented if number of observations above lower limit of quantification (NALQ) = 0.	Period 1 / Day 1 and Period 2 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing	No
Secondary	Plasma Dehydro-aripiprazole (Metabolite) Concentration Versus Time Summary: Aripiprazole 5mg, DVS SR 100 mg, Aripiprazole 5 mg	Summary statistics were to be calculated by setting concentration values below the lower limit of quantification (LLQ = 0.100 ng/mL) to zero. Summary statistics were not to be presented if number of observations above lower limit of quantification (NALQ) = 0.	Period 1 / Day 1 and Period 2 / Day 1: 0, 0.5, 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72, 120, 168, 216, 264, and 312 hours after dosing	No

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