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.
Oxygen is often poorly prescibed. This drug chart was for a severely hypoxaemic patient with pneumonia and mild chronic obstructive pulmonary disease. The risk of carbon dioxide retention was secondary to the danger of severe hypoxaemia and inadequate oxygen was life threatening
