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Clinical Trial Details — Status: Recruiting

Administrative data

NCT number NCT05454267
Other study ID # 20211060
Secondary ID
Status Recruiting
Phase
First received
Last updated
Start date September 12, 2022
Est. completion date July 10, 2024

Study information

Verified date August 2023
Source University of Miami
Contact Adam Wanner, MD
Phone (305)243-2568
Email awanner@med.miami.edu
Is FDA regulated No
Health authority
Study type Observational

Clinical Trial Summary

The purpose of this study is to determine how vaping affects blood vessels, in particular if early damage occurs in the lung vessels.


Recruitment information / eligibility

Status Recruiting
Enrollment 90
Est. completion date July 10, 2024
Est. primary completion date July 10, 2024
Accepts healthy volunteers Accepts Healthy Volunteers
Gender All
Age group 18 Years to 40 Years
Eligibility Inclusion Criteria: Vapers Group: 1. Current electronic cigarette (EC) Puff Bar users defined as using EC either daily or occasionally in the past 30 days for at least 6 months, and with 5% nicotine concentration pods. 2. Adults aged 18-40 years Healthy Group: 1. Healthy never smokers, never vapers 2. Adults aged 18-40 years Exclusion Criteria: 1. Current or past smoking of tobacco cigarette (TC) or other tobacco/nicotine products (e.g., smokeless tobacco, Hookah) or marijuana will be excluded from the study. 2. Subjects with self-reported history of chronic health problems including asthma, chronic obstructive pulmonary disease (COPD), morbid obesity (BMI>40 kg/m2), hypertension or diabetes 3. Pregnant or breastfeeding women

Study Design


Related Conditions & MeSH terms


Locations

Country Name City State
United States University of Miami Health System Miami Florida

Sponsors (2)

Lead Sponsor Collaborator
University of Miami Florida Department of Health

Country where clinical trial is conducted

United States, 

Outcome

Type Measure Description Time frame Safety issue
Primary Airway blood flow reactivity (QAW) QAW will be measured via soluble gas uptake method Up to 1 week
Primary Pulmonary vascular resistance (PVR) PVR will be measured via echocardiography Up to 4 weeks
Primary Flow-mediated vasodilation (FMD) FMD will be measured by blood pressure cuff deflation using ultrasound Up to 4 weeks
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