About Pricing FAQs Blog

Loading clinical trials...

Your health journey, clearly organized.

Find Clinical Trials →

Legal

Privacy Policy
Terms of Service

© 2026 Clareo Health. All rights reserved.

Topical Radial Artery Vasodilation | Clinical Trials | Clareo Health

Back to clinical trial search

COMPLETEDPhase 2/3NCT01155167

Topical Radial Artery Vasodilation

The aim of the study is to facilitate radial artery access for cardiac catheterization. The investigators hypothesize that topical nitroglycerin and lidocaine will reduce radial artery spasm. Patients...

Lead sponsor: University of California, San Francisco•1 U.S. locations•View source on ClinicalTrials.gov

Clareo plain-language summary

What this study is about

Generating AI summary...

Clareo turns complex medical information into clear understanding you can use.

Bring this clarity to your next appointment.

Keep all your medical notes and next steps in one place.

Sponsors

Lead Sponsor

University of California, San Francisco

The aim of the study is to facilitate radial artery access for cardiac catheterization. The investigators hypothesize that topical nitroglycerin and lidocaine will reduce radial artery spasm. Patients undergoing cardiac catheterization via the radial artery will be randomized to topical nitroglycerin + lidocaine versus placebo.

Age

18 - 100 years

Sex

ALL

Healthy Volunteers

No

Inclusion Criteria

•Undergoing trans-radial cardiac catheterization

Exclusion Criteria

•inability to receive nitroglycerin or lidocaine due to allergy or medication interactions

Related studies

Driving Pressure During Surgeries With High Risk for Postoperative Pulmonary Complications

NCT07186933 · Postoperative Pulmonary Atelectasis, Postoperative Pulmonary Complications, and more

Vascular Lab Resource (VLR) Biorepository

NCT05628948 · Cardiovascular Diseases, Metabolic Disease, and more

Characterization of Clinical Phenotypes of Laryngeal Dystonia and Voice Tremor

NCT05150106 · Laryngeal Dystonia, Spasmodic Dysphonia, and more

Artificial Intelligence-based Video Analysis to Detect Infantile Spasms

NCT06315829 · Infantile Spasms

Characterization by Automated System on Infantile Spasmes

NCT06266234 · Infantile Spasm

View all related studies →

Data from ClinicalTrials.govLast updated on ClinicalTrials.gov: September 25, 2018Terms

Trial snapshot

StatusCOMPLETED

PhasePHASE2/PHASE3

Enrollment86

Start dateJul 2010

Last updatedSep 25, 2018

Condition

Cardiac Catheterization Spasm

Locations shown

University of California San Francisco Medical Center

San Francisco, California

For caregivers

Use Clareo to keep notes, questions, trial details, and next steps organized before and after appointments.

Data Source & Attribution

This clinical trial information is sourced from ClinicalTrials.gov, a service of the U.S. National Institutes of Health.

ClinicalTrials.gov last update: September 25, 2018Data synced to Clareo: May 3, 2026

Modifications: This data has been reformatted for display purposes. Eligibility criteria have been parsed into inclusion/exclusion sections. Location data has been geocoded to enable distance-based search. For the authoritative and most current information, please visit ClinicalTrials.gov.

Neither the United States Government nor Clareo Health make any warranties regarding the data. Check ClinicalTrials.gov frequently for updates.

View ClinicalTrials.gov Terms and Conditions