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Completed

NCT Number: NCT00835666

Finasteride 5 mg Tablets Under Fasting Conditions

The objective of this study is to compare the relative bioavailability of finasteride 5 mg tablets (manufactured and distributed by TEVA Pharmaceuticals USA) with that of PROSCAR® 5 mg tablets (Merck) in healthy, adult, non-smoking, male subjects under fasting conditions.

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Key information

Conditions

Age range

18 year and older

Sex eligibility

Male

Study type

Interventional

Phase

Phase 1

Primary location

Novum Pharmaceutical Research Services

Houston, Texas, 77042, United States

About this study

Criteria for Evaluation: FDA Bioequivalence Criteria

Statistical Methods: FDA bioequivalence statistical methods

Who can participate

Healthy volunteers accepted: Yes

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

Inclusion criteria

  • All subjects selected for this study will be male non-smokers at least 18 years of age. Subjects will have a BMI (body mass index) of 30 or less.
  • Each subject shall be given a general physical examination within 28 days of initiation of the study. Such examination includes, but is not limited to, blood pressure, general observations, and history.

Adequate blood and urine samples should be obtained within 28 days before beginning of the first period and at the end of the trial for clinical laboratory measurements.

Clinical laboratory measurements will include the following:

  • Hematology: hemoglobin, hematocrit, red blood cell count, platelet count, white blood cell count (with differential).
  • Clinical Chemistry: creatinine, BUN, glucose, SGOT/AST, SGPT/ALT, bilirubin, and alkaline phosphatase.
  • Urine Analysis: pH, specific gravity, protein, glucose, ketones, bilirubin, occult blood, and cells.
  • HIV Screen: pre-study
  • Hepatitis B, C Screen: pre-study
  • Drugs of Abuse Screen: pre-study and at each check-in Subjects will be selected if all above are normal. Electrocardiograms of all participating subjects will be recorded before initiation of the study and filed with each subject's case report forms.

Exclusion criteria

  • Subjects with a history of chronic alcohol consumption (during past 2 years), drug addiction, or serious gastrointestinal, renal, hepatic or cardiovascular disease, tuberculosis, epilepsy, asthma (during past 5 years), diabetes, psychosis or glaucoma will not be eligible for this study.
  • Subjects whose clinical laboratory test values are greater than 20% outside the normal range on retesting, the subject will not be significant.
  • Subjects who have a history of allergic responses to the class of drug being tested should be excluded from the study.
  • All subjects will have urine samples assayed for the presence of drugs of abuse as part of the clinical laboratory screening procedures and at each study period check-in. subjects found to have urin concentrations of any of the tested drugs will not be allowed to participate.
  • Subjects should not have donated blood and/or plasma for at least thirty (30) days prior to the first dosing of the study.
  • Subjects who have taken any investigational drug within thirty (30) days prior to the first dosing of the study will not be allowed to participate.
  • Subjects who do not tolerate venipuncture will not be allowed to participate.
  • Subjects who use tobacco in any form will not be eligible to participate in the study. Three months abstinence is require.
  • Females will not be eligible to participate in the study.

Treatment and study plan

Finasteride 5 mg tablets

Drug

1 x 5 mg, single dose fasting

PROSCAR®

Drug

1 x 5 mg, single dose fasting

Primary outcomes

  1. Cmax - Maximum Observed Concentration

    Time frame: Blood samples collected over 36 hour period

    Bioequivalence based on Cmax

  2. AUCinf - Area Under the Concentration-time Curve From Time Zero to Infinity (Extrapolated)

    Time frame: Blood samples collected over 36 hour period

    Bioequivalence based on AUCinf

  3. AUC0-t - Area Under the Concentration-time Curve From Time Zero to Time of Last Non-zero Concentration (Per Participant)

    Time frame: Blood samples collected over 36 hour period

    Bioequivalence based on AUC0-t

Sponsors and collaborators

Lead sponsor

Teva Pharmaceuticals USA

Industry

Registry information

Official study title

A Relative Bioavailability Study of Finasteride 5 mg Tablets Under Fasting Conditions

Important dates

Study start
2002
Primary completion
2002
Study completion
2002
First posted
Feb 4, 2009
Registry last updated
Aug 19, 2024

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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