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Evaluation Of The Efficacy And Safety Of The Doxasozin Gastrointestinal Therapeutic System (GITS) In Patients With Prostate Enlargement

A Prospective, Open-Labeled Trial of the Safety and Efficacy of Doxazosin GITS in Patients With Benign Prostate Hyperplasia

Status
Completed
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00648323
Enrollment
80
Registered
2008-04-01
Start date
2003-11-30
Completion date
2005-01-31
Last updated
2021-01-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prostate

Keywords

Benign Prostate Hyperplasia

Brief summary

The primary objectives were to determine the efficacy and safety of the GITS formulation of Doxazosin in Taiwanese patients with prostate enlargement.

Interventions

DRUGDoxazosin mysylate GITS

Subjects initiated on 4 mg doxazosin GITS once daily at Visit 1 for four weeks. At Visit 2 (Week 4) increased to 8 mg Doxazosin GITS if efficacy response criteria not met.

Sponsors

Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
MALE
Age
50 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* Taiwanese male subjects between 50 and 80 years of age who had: a primary diagnosis of BPH, defined as having an enlarged prostate (confirmed by digital rectal examination \[DRE\] and/or B-mode ultrasound); an IPSS score of ≥12; and a Qmax in the range of 5 to 15 mL/sec in a total voided volume of ≥150 mL, were eligible for the study.

Exclusion criteria

include but not limited to: * Previous prostate surgery, presence of a prostate stent or microwave thermotherapy and/or balloon dilatation within the previous 6 months * Concomitant therapy or previous therapy within 14 days with agents known to affect bladder or urethral function.

Design outcomes

Primary

MeasureTime frame
Change in the maximum urinary flow rate (Qmax) from baseline8 weeks
Change in the International Prostate Symptom Score (IPSS) total score from baseline8 weeks

Secondary

MeasureTime frame
Change in the International Prostate Symptom Score (IPSS) total score from baseline4 weeks
Change in the maximum urinary flow rate (Qmax) from baseline4 weeks
Change in the quality of life (QoL) assessment index score from baseline8 weeks

Countries

Taiwan

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026