# Nitrous Oxide in the Treatment of Acute Suicidal Ideation

> **NCT06636357** · PHASE2 · RECRUITING · sponsor: **University of Zurich** · enrollment: 85 (estimated)

## Conditions studied

- Suicidality
- EEG
- Suicidal Ideation
- Nitrous Oxide
- Biomarkers / Blood
- Biomarkers / Hair

## Interventions

- **DRUG:** 50% N2O plus 50% O2
- **DRUG:** Oxygen (O2)

## Key facts

- **NCT ID:** NCT06636357
- **Lead sponsor:** University of Zurich
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2025-01-13
- **Primary completion:** 2026-09-30
- **Final completion:** 2026-09-30
- **Target enrollment:** 85 (ESTIMATED)
- **Last updated:** 2025-01-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06636357

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06636357, "Nitrous Oxide in the Treatment of Acute Suicidal Ideation". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT06636357. Licensed CC0.

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