Dental hygienists in New York now can administer local infiltration anesthesia and nitrous oxide to patients while assisting dentists with all dental procedures, thanks to a bill that was recently ...

Health Canada is recalling nearly a dozen forms of nitrous oxide it says were sold for recreational consumption, which poses ...

VISTA, Calif. — A nine-year-old girl died in March from "methemoglobinemia in the setting of recent nitrous oxide administration" following dental surgery in Vista, the Medical Examiner's Office ...

Patients receiving nitrous oxide as part of general anesthesia for surgery may be at increased long-term risk of myocardial infarction, according to a new study in Anesthesia & Analgesia (February ...

IOWA CITY, Iowa (AP) — The University of Iowa dental school is apologizing for accidentally exposing more than 100 child patients to potentially unsafe levels of nitrous oxide. The school said Monday ...