Leki wg kodu ATC: N01AX63

• Entonox (Dinitrogenii oxidum + Oxygenium)
  Linde Sverige AB
• Kalinox (Dinitrogenii oxidum + Oxygenium)
  Air Liquide Sante International
• Serynox (Dinitrogenii oxidum + Oxygenium)
  Messer Polska Sp. z o.o.