WithdrawnNot Applicable

Vitamin C & Exercise Induced Bronchoconstriction (EIB)

Stopped: Recruitment

United States0Started 2018-07-01

Plain-language summary

The purpose of this research is to assess the association between diet and pulmonary function during standardized EIB testing. Determine the effect of Vitamin C supplementation on airway inflammatory markers and bronchoconstriction after a standardized EIB test compared to usual diet and placebo control.

Who can participate

Age range18 Years

SexALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * Student or student-athlete who has tested positive for EIB * Able to communicate in English Exclusion Criteria: * Forced expiratory volume in 1 second (FEV1) \< 70% of predicted, cardiac history, * Current respiratory infection * \> 10 pack year history of smoking * Pregnancy.

What they're measuring

Change in airway inflammatory biomarkers

Timeframe: Change from Baseline to End of Week 5

Trial details

NCT IDNCT03610932

SponsorUniversity of Kansas Medical Center

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2019-05-03

View on ClinicalTrials.gov More Exercise-induced Bronchospasm trials