# BRAVO - Betrixaban Registry Using Real Time Observations in Acute Medical Illness to Assess Venous Thrombosis and Bleeding Outcomes

> **NCT03613402** · — · WITHDRAWN · sponsor: **Portola Pharmaceuticals**

## Conditions studied

- Venous Thromboses

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT03613402
- **Lead sponsor:** Portola Pharmaceuticals
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** WITHDRAWN
- **Start date:** 2018-09
- **Primary completion:** 2020-01
- **Final completion:** 2020-01
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Due to slow enrollment.
- **Last updated:** 2023-02-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03613402

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03613402, "BRAVO - Betrixaban Registry Using Real Time Observations in Acute Medical Illness to Assess Venous Thrombosis and Bleeding Outcomes". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT03613402. Licensed CC0.

---

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