A Study to Assess the Safety, Tolerability and Pharmacokinetics of Single and Multiple Ascending Doses of Fidaxomicin in Healthy Male Japanese and Caucasian Subjects

Completed · Phase 1 · Has a placebo group

Conditions studied: Pharmacokinetics of Fidaxomicin, Healthy Subjects

In brief

The purpose of this study is to evaluate the safety, tolerability and pharmacokinetics (PK) of single and multiple ascending doses of fidaxomicin in healthy subjects. This study will also compare the safety, tolerability and PK of single and multiple doses of fidaxomicin in healthy Japanese and Caucasian subjects.

Key facts

Study ID

NCT01813448

Run by

Astellas Pharma Global Development, Inc.

People needed

36

Starts

2013-02-01

Expected to finish

2013-04-01

Last updated by the study team

2014-05-21

Who can join

Age: 20 and older, up to 55. Sex: male. Healthy volunteers: accepted.

You may qualify if…

• Male subject and their female spouse/partners who are of childbearing potential must be using highly effective contraception consisting of two forms of birth control (one of which must be a barrier method) starting at Screening and continuing throughout the study period and for 90 days after final study drug administration
• Male subject must not donate sperm starting at Screening and throughout the study period and for at least 90 days after final study drug administration
• Inclusion Criteria for Japanese Subjects
• The subject is a healthy Japanese male who maintains the Japanese lifestyle, including diet and has a body mass index (BMI) of 18.0 to 28.0 kg/m2, inclusive.
• Inclusion Criteria for Caucasian Subjects
• The subject is a healthy Caucasian male and has a BMI of 18.0 to 32.0 kg/m2, inclusive

You may not qualify if…

• The subject has any clinically significant disease history
• The subject has a history of or current C.difficile infection or history of stomach or intestinal surgery or resection that would potentially alter absorption and/or excretion of orally administered drugs (history of appendectomy, hernia repair, and/or cholecystectomy is permitted)
• The subject has any clinically significant abnormality
• The subject has a resting (i.e., seated for 5 minutes) pulse <40 or >90 beats per minute (bpm) at Screening or Day -2
• The subject has hypertension (defined as seated systolic blood pressure [SBP] >140 mmHg or seated diastolic blood pressure [DBP] >90 mmHg) or hypotension (defined as seated SBP <90 mmHg or seated DBP <50 mmHg) at Screening or Day -2
• The subject has/had a symptomatic, viral, bacterial (including upper respiratory infection), or fungal (non-cutaneous) infection within 1 week prior to clinic check-in on Day -2
• The subject has a history of chronic diarrhea or constipation
• The subject has a positive result for hepatitis C antibodies or hepatitis B surface antigen at Screening or has a known positive history of human immunodeficiency virus (HIV)
• The subject has a known or suspected allergy or hypersensitivity to any of the components of fidaxomicin, the macrolide antibacterial class of compounds, or a history of multiple and/or severe allergies to drugs or foods or a history of severe anaphylactic reactions

Where it is running

• Parexel — Glendale, California, United States

Full record on ClinicalTrials.gov

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