# Prevention and Treatment of Laryngospasm and Hypoxemia Based on Risk Factors in Adult Outpatients Undergoing EGD

> **NCT04159116** · NA · COMPLETED · sponsor: **Envision Healthcare Scientific Intelligence, Inc.** · enrollment: 57 (actual)

## Conditions studied

- Laryngospasm
- Hypoxemia

## Interventions

- **OTHER:** Prophylactic suctioning when clinically indicated

## Key facts

- **NCT ID:** NCT04159116
- **Lead sponsor:** Envision Healthcare Scientific Intelligence, Inc.
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-11-04
- **Primary completion:** 2020-03-19
- **Final completion:** 2020-03-19
- **Target enrollment:** 57 (ACTUAL)
- **Last updated:** 2021-03-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04159116

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04159116, "Prevention and Treatment of Laryngospasm and Hypoxemia Based on Risk Factors in Adult Outpatients Undergoing EGD". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04159116. Licensed CC0.

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