# Vitamin C & Exercise Induced Bronchoconstriction (EIB)

> **NCT03610932** · NA · WITHDRAWN · sponsor: **University of Kansas Medical Center**

## Conditions studied

- Exercise-induced Bronchospasm

## Interventions

- **DIETARY_SUPPLEMENT:** Vitamin C
- **OTHER:** Placebo

## Key facts

- **NCT ID:** NCT03610932
- **Lead sponsor:** University of Kansas Medical Center
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2018-07-01
- **Primary completion:** 2019-05-03
- **Final completion:** 2019-05-03
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Recruitment
- **Last updated:** 2019-12-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03610932

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03610932, "Vitamin C & Exercise Induced Bronchoconstriction (EIB)". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03610932. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*