- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT01389609
Bioequivalence Study of Doxazosin 4 Mg Orally-Disintegrating Tablet With Or Without Water To Doxazosin 4 Mg Japanese Marketed Immediate Release Tablet Under Fasted Condition
January 26, 2021 updated by: Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Phase 1, Open-Label, Randomized, Single-Dose, 3-Way Crossover Study Assessing Bioequivalence Of Doxazosin 4 Mg Orally-Disintegrating Tablet With Or Without Water To Doxazosin 4 Mg Japanese Marketed Immediate Release Tablet Under Fasted Condition
To test bioequivalence of Doxazosin 4 Mg Orally-disintegrating Tablet with Or Without Water to Doxazosin 4 Mg Japanese Marketed Immediate Release Tablet Under Fasted Condition
Study Overview
Status
Completed
Conditions
Study Type
Interventional
Enrollment (Actual)
24
Phase
- Phase 1
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
-
-
Tokyo
-
Shinjuku-ku, Tokyo, Japan
- Pfizer Investigational Site
-
-
Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
20 years to 55 years (Adult)
Accepts Healthy Volunteers
No
Genders Eligible for Study
Male
Description
Inclusion Criteria:
- Japanese healthy male subjects
Exclusion Criteria:
- Baseline orthostatic hypotension defined as a ≥20 mm Hg reduction in SBP, a ≥10 mm Hg reduction in DBP and/or the development of significant postural symptoms (dizziness, lightheadedness, vertigo) when going from the supine to standing position.
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Crossover Assignment
- Masking: None (Open Label)
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
---|---|
Experimental: A
Doxazosin 4 mg Japanese marketed IR tablet as a single oral dose under fasted conditions
|
Immediate release tablet, 4 mg, single dose
|
Experimental: B
Doxazosin 4 mg ODT with water as a single oral dose under fasted conditions
|
Orally-disintegrating Tablet , 4 mg, single dose with water
|
Experimental: C
Doxazosin 4 mg ODT without water as a single oral dose under fasted conditions
|
Orally-disintegrating Tablet , 4 mg, single dose without water
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Time Frame |
---|---|
Peak plasma concentration (Cmax) and AUC from zero to the last sampling point (AUCt) of doxazosin 4 mg Orally Disintegrating Tablet (ODT) without water compared to doxazosin 4 mg Japanese marketed Immediate Release (IR) tablet under fasted conditions
Time Frame: up to 48 hours
|
up to 48 hours
|
Secondary Outcome Measures
Outcome Measure |
Time Frame |
---|---|
Cmax and AUCt of doxazosin 4 mg ODT with water compared to doxazosin 4 mg Japanese marketed IR tablet under fasted conditions.
Time Frame: up to 48 hours
|
up to 48 hours
|
Other Pharmacokinetic (PK) parameters (Tmax, AUC from zero to infinity (AUCinf), AUC from zero to the last measurable point (AUClast), elimination rate constant (Kel), t½, and mean residence time (MRT) of doxazosin under all forms of
Time Frame: up to 48 hours
|
up to 48 hours
|
administration.
Time Frame: up to 48 hours
|
up to 48 hours
|
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start
July 1, 2011
Primary Completion (Actual)
August 1, 2011
Study Completion (Actual)
August 1, 2011
Study Registration Dates
First Submitted
July 5, 2011
First Submitted That Met QC Criteria
July 6, 2011
First Posted (Estimate)
July 8, 2011
Study Record Updates
Last Update Posted (Actual)
January 29, 2021
Last Update Submitted That Met QC Criteria
January 26, 2021
Last Verified
January 1, 2021
More Information
Terms related to this study
Additional Relevant MeSH Terms
- Cardiovascular Diseases
- Vascular Diseases
- Hypertension
- Physiological Effects of Drugs
- Adrenergic Antagonists
- Adrenergic Agents
- Neurotransmitter Agents
- Molecular Mechanisms of Pharmacological Action
- Antihypertensive Agents
- Adrenergic alpha-1 Receptor Antagonists
- Adrenergic alpha-Antagonists
- Doxazosin
Other Study ID Numbers
- A0351069
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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