# Evaluation of Systemic Microvascular Reactivity in Patients With Resistant Hypertension

> **NCT05464849** · — · COMPLETED · sponsor: **National Institute of Cardiology, Laranjeiras, Brazil** · enrollment: 111 (actual)

## Conditions studied

- Arterial Hypertension
- Resistant Hypertension
- Microvascular Rarefaction
- Endothelial Dysfunction

## Interventions

- **DIAGNOSTIC_TEST:** Evaluation of systemic skin microvascular endothelial function

## Key facts

- **NCT ID:** NCT05464849
- **Lead sponsor:** National Institute of Cardiology, Laranjeiras, Brazil
- **Sponsor class:** OTHER_GOV
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-12-20
- **Primary completion:** 2025-12-30
- **Final completion:** 2025-12-30
- **Target enrollment:** 111 (ACTUAL)
- **Last updated:** 2026-04-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05464849

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05464849, "Evaluation of Systemic Microvascular Reactivity in Patients With Resistant Hypertension". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT05464849. Licensed CC0.

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