# Efficacy and Safety of Coumarin and Troxerutin in the Symptomatic Treatment of Chronic Venous Insufficiency

> **NCT01848210** · PHASE4 · COMPLETED · sponsor: **Takeda** · enrollment: 829 (actual)

## Conditions studied

- Chronic Venous Insufficiency

## Interventions

- **DRUG:** Coumarin/troxerutin
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT01848210
- **Lead sponsor:** Takeda
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2013-05
- **Primary completion:** 2015-09
- **Final completion:** 2015-09
- **Target enrollment:** 829 (ACTUAL)
- **Last updated:** 2016-11-11


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01848210

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01848210, "Efficacy and Safety of Coumarin and Troxerutin in the Symptomatic Treatment of Chronic Venous Insufficiency". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT01848210. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*