Cardiovascular Consequences of Inhaled Short-acting Beta-agonist Use

Summary

The goal of this clinical trial is to test the impact inhalers have on blood vessels in young healthy individuals. The main question it aims to answer is if long term use of asthma inhalers have any effect on the blood vessels and heart. Participants will be asked to: * Perform lung function and exercise tests * Have ultrasound images taken of the artery in their arm * Use an inhaler for 4 weeks * Visit the lab for testing on 4-6 different occasions Researchers will compare two different inhalers (Ventolin and Symbicort) with a placebo to see if the inhalers have any effect on the blood vessels over the 4 week period.

Timeline

Start

2023-09-01

Primary completion

2025-09-25

Completion

2025-09-25

Drugs

Indications

No indication recorded.