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Effect of Tamsulosin for Benign Prostate Hyperplasia patient with persistent symptoms: switch from Silodosin.

Effect of Tamsulosin for Benign Prostate Hyperplasia patient with persistent symptoms: switch from Silodosin. - Effect of Tamsulosin for Benign Prostate Hyperplasia patient with persistent symptoms: switch from Silodosin.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000017261
Enrollment
60
Registered
2015-04-24
Start date
2010-09-03
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Benign prostatic hyperplasia

Interventions

To examine efficacy and safety of switch from Silodosin to 0.2 mg Tamsulosin. (12weeks)

Sponsors

Hokkaido University
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: 1. male patients aged 50 or older 2. patients treated with Silodosin 8mg for over 8 weeks 3. question number 3 of QOL score: 3 points or more 4. patients with lower urinary tract symptoms (IPSS: 8 points or more, QOL score 3 points or more) 5. patients who want to change from Silodosin to Tamsulosin 6. patients with informed consent

Exclusion criteria

Exclusion criteria: 1. patients treated with other alpha 1 blocker 2. patients Tamsulosin is contraindicated 3. patients treated with anti cholonergic agents 4. patients treated with anti androgen agents 5. patients treated with drug could change urination 6. patients with prostate cancer 7. patients with the history of TUR-P 8. patients with the history of hyperthermia for benign prostatic hyperplasia 9. patients with neurogenic bladder 10. patients with urethral stricture 11. patients with using self catheterization 12. patients with the history of radiation therapy 13. patients with active urinary infection 14. patients who have been determined to be unsuitable as a subject by a physician

Design outcomes

Primary

MeasureTime frame
International Prostate Symptom score

Countries

Japan

Contacts

Public ContactTakahiko Mitsui

Hokkaido University Graduate School of Medicine Department of Renal and Genitourinary surgery

mitsui68@med.hokudai.ac.jp011-706-5966

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026