# Efficacy of Tamsulosin Oral-controlled Absorption System (OCAS) in the Treatment of Distal Ureteral Stones

> **NCT01167062** · PHASE4 · UNKNOWN · sponsor: **Chiang Mai University** · enrollment: 120 (estimated)

## Conditions studied

- Ureteral Calculi

## Interventions

- **DRUG:** Tamsulosin Hydrochloride OCAS 0.4 mg
- **OTHER:** Placebo

## Key facts

- **NCT ID:** NCT01167062
- **Lead sponsor:** Chiang Mai University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2010-06
- **Primary completion:** 2011-04
- **Final completion:** —
- **Target enrollment:** 120 (ESTIMATED)
- **Last updated:** 2010-07-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01167062

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01167062, "Efficacy of Tamsulosin Oral-controlled Absorption System (OCAS) in the Treatment of Distal Ureteral Stones". Retrieved via AI Analytics 2026-06-30 from https://api.ai-analytics.org/clinical/NCT01167062. Licensed CC0.

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