# RCVS: The Rational Approach to Diagnosis and Treatment

> **NCT03150524** · PHASE4 · WITHDRAWN · sponsor: **Johns Hopkins University**

## Conditions studied

- Reversible Cerebral Vasoconstriction Syndrome

## Interventions

- **DIAGNOSTIC_TEST:** TCD- cerebral blood flow velocities
- **BEHAVIORAL:** Headache pain score
- **OTHER:** Neurological examination
- **DIAGNOSTIC_TEST:** Repeat Neuroimaging
- **DRUG:** Nimodipine
- **DRUG:** Verapamil ER

## Key facts

- **NCT ID:** NCT03150524
- **Lead sponsor:** Johns Hopkins University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2017-07-01
- **Primary completion:** 2019-05-31
- **Final completion:** 2019-05-31
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Failure to recruit patients meeting inclusion criteria.
- **Last updated:** 2019-09-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03150524

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03150524, "RCVS: The Rational Approach to Diagnosis and Treatment". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT03150524. Licensed CC0.

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