# Vitamin K for Perioperative Warfarin Management

> **NCT07515664** · PHASE4 · RECRUITING · sponsor: **University of Michigan** · enrollment: 20 (estimated)

## Conditions studied

- Anticoagulant Therapy

## Interventions

- **DRUG:** Vitamin K
- **DRUG:** Warfarin (standard without loading)
- **DRUG:** Warfarin (standard with loading)

## Key facts

- **NCT ID:** NCT07515664
- **Lead sponsor:** University of Michigan
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2025-07-03
- **Primary completion:** 2026-08
- **Final completion:** 2026-08
- **Target enrollment:** 20 (ESTIMATED)
- **Last updated:** 2026-04-13

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07515664

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07515664, "Vitamin K for Perioperative Warfarin Management". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT07515664. Licensed CC0.

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