B vitamins and nitrous oxide.
Mats
M
Enlund
D018685:Anesthetics, Inhalation / Q000009:adverse effects / Q000037:antagonists & inhibitors*; D006801:Humans; D009609:Nitrous Oxide / Q000009:adverse effects / Q000037:antagonists & inhibitors*; D014803:Vitamin B Complex / Q000009:adverse effects / Q000494:pharmacology*
D018685:Anesthetics, Inhalation; D014803:Vitamin B Complex; D009609:Nitrous Oxide