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Completed

NCT Number: NCT01149785

Estimation Of Effect Of Ketoconazole On Pharmacokinetics Of Crizotinib In Healthy Volunteers

The purpose of this study is to estimate the effect of multiple doses of ketoconazole on the single dose pharmacokinetics of crizotinib in healthy volunteers.

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Key information

Conditions

Healthy

Age range

18 year–55 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Primary location

Pfizer Investigational Site

South Miami, Florida, 33143, United States

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Healthy male and/or female of non-child bearing potential subjects between the ages of 18 and 55 years, inclusive (Healthy is defined as no clinically relevant abnormalities identified by a detailed medical history, full physical examination, including blood pressure and pulse rate measurement, 12-lead ECG and clinical laboratory tests).
  • Body Mass Index (BMI) of 17.5 to 30.5 kg/m^2; and a total body weight >50 kg (110 lbs).

Exclusion criteria

  • Subjects with evidence of disease, conditions affecting drug absorption, treatment with other investigational drug within 30 days, history of regular alcohol consumption, and use of prescription , nonprescription drugs and dietary supplement within 7 days, and blood donation of 500 mL within 56 days.

Treatment and study plan

Crizotinib

Drug

Treatment A: a single 150-mg dose of crizotinib will be administered in the fasted state on Day 1 as 1 × 50-mg and 1 × 100-mg Immediate Release Tablets.

Ketoconazole

Drug

Treatment B: 200 mg twice a day (approximately 12 hrs apart) doses of ketoconazole will be administered orally on an empty stomach from Day 1 to Day 16.

Primary outcomes

  1. Area Under the Curve From Time Zero to Extrapolated Infinite Time [AUC (0-∞)]

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hours (hrs) post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

    AUC (0-∞) = 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-∞).

  2. Maximum Observed Plasma Concentration (Cmax)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

Secondary outcomes

  1. Area Under the Curve From Time Zero to Last Quantifiable Concentration (AUClast)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

    Area under the plasma concentration time-curve from zero (pre-dose) to the last measured concentration (AUClast).

  2. Time to Reach Maximum Observed Plasma Concentration (Tmax)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

  3. Plasma Decay Half-Life (t1/2)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

    Plasma decay half-life is the time measured for the plasma concentration to decrease by one half.

  4. Apparent Oral Clearance (CL/F)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

    Drug clearance is a quantitative measure of the rate at which a drug substance is removed from the body. Clearance obtained after oral dose (apparent oral clearance) is influenced by the fraction of the dose absorbed.

  5. Apparent Volume of Distribution (Vz/F)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

    Volume of distribution is defined as the theoretical volume in which the total amount of drug would need to be uniformly distributed to produce the desired blood concentration of a drug. Apparent volume of distribution after oral dose (Vz/F) is influenced by the fraction absorbed.

  6. Area Under the Curve From Time Zero to Last Quantifiable Concentration (AUClast) for Crizotinib Metabolite (PF-06260182)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

    Area under the plasma concentration time-curve from zero (pre-dose) to the last measured concentration (AUClast) of crizotinib metabolite (PF-06260182).

  7. Area Under the Curve From Time Zero to Extrapolated Infinite Time [AUC (0-∞)] for Crizotinib Metabolite (PF-06260182)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

    AUC (0-∞) = 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-∞) of crizotinib metabolite (PF-06260182).

  8. Time to Reach Maximum Observed Plasma Concentration (Tmax) for Crizotinib Metabolite (PF-06260182)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

  9. Maximum Observed Plasma Concentration (Cmax) for Crizotinib Metabolite (PF-06260182)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

  10. Metabolite to Parent Ratio of Area Under the Curve From Time Zero to Last Quantifiable Concentration for Crizotinib Metabolite Ratio (MRAUClast)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

    Molar ratio of metabolite to parent area under the plasma concentration time-curve from zero (pre-dose) to the last measured concentration (MRAUClast).

  11. Metabolite to Parent Ratio of Area Under the Curve From Time Zero to Extrapolated Infinite Time [MRAUC(0-∞)]

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

    Molar ratio of metabolite to parent area under the plasma concentration versus time curve (AUC) from time zero (pre-dose) to extrapolated infinite time (0-∞) [MRAUC(0-∞)].

  12. Metabolite to Parent Ratio of Maximum Observed Plasma Concentration (MRCmax)

    Time frame: 0 (Pre-dose), 1, 2, 4, 5, 6, 8, 10, 12, 24, 36, 48, 72, 96 and 144 hrs post crizotinib dose in period 1 and day 0, 0 (pre-dose), 1, 2, 4, 6, 8, 10, 12, 24, 48, 72, 96, 144, 192 and 312 hrs post crizotinib dose in period 2

    Metabolite to parent molar ratio of maximum observed plasma concentration (Cmax).

Sponsors and collaborators

Lead sponsor

Pfizer

Industry

Registry information

Official study title

A Phase 1, Fixed Sequence, Cross-Over Study To Estimate The Effect Of Multiple Doses Of Ketoconazole On The Single Dose Pharmacokinetics Of Crizotinib (PF-02341066) In Healthy Volunteers

Important dates

Study start
2010
Primary completion
2010
Study completion
2010
First posted
Jun 23, 2010
Registry last updated
Oct 24, 2011

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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