Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Treatment of carbon monoxide and cyanide toxicity
| Carbon monoxide – awake | Carbon monoxide – obtunded | Cyanide |
| High flow by mask oxygen (FiO2 100%) until carboxyhemoglobin < 10% | Intubate | Cardiovascular support |
| 100% oxygen via positive pressure ventilation | Sodium nitrite only if not responding and high likelihood of diagnosis HCN toxicity | |
| Hyperbaria used if patient not responding to 100% (specific indications remain unclear) | Sodium thiosulfate |
