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A Study to Determine the Effect of Food on the Pharmacokinetics of Abiraterone Acetate in Healthy Male Patients

2013년 2월 22일 업데이트: Cougar Biotechnology, Inc.

A Phase 1, Single Dose, Open-Label, Three-Period, Crossover Study to Determine the Effect of Food on the Pharmacokinetics of Abiraterone Acetate in Healthy Male Subjects

The purpose of this study is to determine the effect of food on the pharmacokinetics (how the drug concentrations change over time) of abiraterone acetate 1000 mg when administered as a single dose in healthy male volunteers.

연구 개요

상세 설명

This is an open-label (identity of assigned study drug will be known), randomized (treatment sequences will be assigned by chance) study of a single dose of abiraterone acetate 1000 mg administered orally (by mouth) in approximately 36 healthy male participants under fasted and fed conditions. Three doses of abiraterone acetate will be administered with a 7-day washout period between each dose. The total study duration for each participant will be 21 days. Participants will be randomized to one of six treatment sequences (ABC, ACB, BAC, BCA, CAB, CBA): Treatment A = abiraterone acetate 1000 mg administered after a high-fat meal; Treatment B = abiraterone acetate 1000 mg administered after a low-fat meal; Treatment C = abiraterone acetate 1000 mg administered in the fasted state. No food will be ingested for 4 hours post-dose. Participants will be confined at the clinical research unit from the day prior to dosing until clinic discharge on the day following dosing in each treatment period. Serial pharmacokinetic samples will be collected and safety will be monitored throughout the study.

연구 유형

중재적

등록 (실제)

36

단계

  • 1단계

참여기준

연구원은 적격성 기준이라는 특정 설명에 맞는 사람을 찾습니다. 이러한 기준의 몇 가지 예는 개인의 일반적인 건강 상태 또는 이전 치료입니다.

자격 기준

공부할 수 있는 나이

18년 (성인)

건강한 자원 봉사자를 받아들입니다

연구 대상 성별

남성

설명

Inclusion Criteria:

  • In good general health as determined by no clinically significant findings on medical history, physical examination, vital signs, 12-lead electrocardiogram, and clinical laboratory measurements
  • Body mass index within 18 kg/m2 to 32 kg/m2, inclusive
  • Non-tobacco users
  • Clinical laboratory values within protocol-defined parameters
  • Negative hepatitis panel (including hepatitis B surface antigen [HBsAg] and hepatitis C virus antibody [anti-HCV]),and negative human immunodeficiency virus (HIV) antibody screens
  • Negative test for selected drugs of abuse
  • Agrees to protocol-defined use of effective contraception

Exclusion Criteria:

  • Significant history or manifestation of any significant metabolic, allergic, dermatological, hepatic, renal, hematological, pulmonary, cardiovascular, gastrointestinal, neurological or psychiatric disorder, as determined by the Principal Investigator
  • History or presence of an abnormal electrocardiogram
  • History of stomach or intestinal surgery resection that would potentially alter absorption and/or excretion of orally administered drugs
  • Screening serum total testosterone of <200 ng/dL
  • History of hypersensitivity reaction to the study drug, related compounds or excipients used in the formulation
  • Receipt of an investigational drug within 5 half-lives or 30 days prior to Day -1, whichever is longer
  • Abnormal diet during the 30 days prior to Day 1
  • Donation of blood or significant loss of blood within 56 days or plasma within 14 days prior to Day -1
  • Planned donation of blood or plasma from Screening through Study Completion, Day 21
  • Receipt of blood products within 2 months prior to Day 1
  • History of protocol-defined alcohol abuse
  • Known or suspected use of illicit drugs within the last year
  • Use of any medication on a chronic basis
  • Use of any prescription medications/products or over-the-counter non-prescription preparations within 5 half-lives or 7 days prior to Day -1 unless deemed acceptable by the Sponsor
  • Consumption of alcohol-containing foods or beverages within 24 hours prior to the first Check-in (Day -1)
  • Unwillingness to abstain from alcohol consumption from Day -1 to Study Completion (Day21)
  • Consumption of caffeine-containing or grapefruit-containing foods or beverages within 72 hours prior to Day -1
  • Unwillingness to abstain from caffeine-containing or grapefruit-containing foods or beverages from Day -1 through Study Completion (Day21)
  • Presence of sexual dysfunction or any medical condition that would affect sexual function
  • Unwillingness to refrain from strenuous exercise from 48 hours prior to Day -1 and for the duration of the study
  • Presence of any condition that, in the opinion of the Investigator, would limit the participant's ability to complete and/or participate in this study
  • Unwillingness to refrain from using any tobacco or nicotine-containing products during screening and throughout the study to Study Completion (Day 21)

공부 계획

이 섹션에서는 연구 설계 방법과 연구가 측정하는 내용을 포함하여 연구 계획에 대한 세부 정보를 제공합니다.

연구는 어떻게 설계됩니까?

디자인 세부사항

  • 주 목적: 치료
  • 할당: 무작위
  • 중재 모델: 크로스오버 할당
  • 마스킹: 없음(오픈 라벨)

무기와 개입

참가자 그룹 / 팔
개입 / 치료
실험적: 시퀀스 ABC
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered after a high-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose after a low-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered in the fasted state
실험적: 시퀀스 ACB
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered after a high-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose after a low-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered in the fasted state
실험적: 시퀀스 BAC
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered after a high-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose after a low-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered in the fasted state
실험적: 시퀀스 BCA
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered after a high-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose after a low-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered in the fasted state
실험적: 시퀀스 CAB
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered after a high-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose after a low-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered in the fasted state
실험적: 시퀀스 CBA
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered after a high-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose after a low-fat meal
1000 mg (4 x 250 mg tablets) taken by mouth as a single dose administered in the fasted state

연구는 무엇을 측정합니까?

주요 결과 측정

결과 측정
기간
Maximum observed concentration of abiraterone
기간: Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Time to maximum concentration of abiraterone
기간: Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Area under the concentration-time curve from time 0 to the last measurable concentration of abiraterone
기간: Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Area under the concentration-time curve extrapolated to infinity of abiraterone
기간: Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Apparent plasma terminal elimination rate constant of abiraterone
기간: Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Apparent terminal elimination half-life of abiraterone
기간: Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose
Within 1 hour prior to dose and 0.25, 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 24, 48, 72, and 96 hours post-dose

2차 결과 측정

결과 측정
기간
Number of participants affected by an adverse event
기간: Up to Day 21
Up to Day 21

공동 작업자 및 조사자

여기에서 이 연구와 관련된 사람과 조직을 찾을 수 있습니다.

연구 기록 날짜

이 날짜는 ClinicalTrials.gov에 대한 연구 기록 및 요약 결과 제출의 진행 상황을 추적합니다. 연구 기록 및 보고된 결과는 공개 웹사이트에 게시되기 전에 특정 품질 관리 기준을 충족하는지 확인하기 위해 국립 의학 도서관(NLM)에서 검토합니다.

연구 주요 날짜

연구 시작

2009년 9월 1일

기본 완료 (실제)

2009년 10월 1일

연구 완료 (실제)

2009년 10월 1일

연구 등록 날짜

최초 제출

2012년 10월 22일

QC 기준을 충족하는 최초 제출

2013년 2월 22일

처음 게시됨 (추정)

2013년 2월 26일

연구 기록 업데이트

마지막 업데이트 게시됨 (추정)

2013년 2월 26일

QC 기준을 충족하는 마지막 업데이트 제출

2013년 2월 22일

마지막으로 확인됨

2013년 2월 1일

추가 정보

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Treatment A: abiraterone acetate에 대한 임상 시험

구독하다