• Entonox

  Form: gas, compressed medical

  Active substance	Dosage
  Nitrous oxide	50 %
  Oxygen	50 %

  ATC: N01AX63

  Manufacturer: Linde France

• Kalinox

  Form: gas, compressed medical

  Active substance	Dosage
  Oxygen	50% v/v
  Nitrous oxide	50% v/v

  ATC: N01AX63

  Manufacturer: AIR LIQUIDE MEDICAL NV Air Liquide Sante International

• Nitrogen suboxide siad

  Form: gas, liquefied medical

  Active substance	Dosage
  nitrous oxide	100% v/v

  ATC: N01AX13

  Manufacturer: SIAD Czech spol. s r.o.

• Nitrous oxide air products

  Form: gas, liquefied medical

  Active substance	Dosage
  Nitrous oxide	100 % (V/V)

  ATC: N01AX13

  Manufacturer: Air Products S.A.S Air Proteins spol. s r.o. Carburos Metalicos – Aranjuez

• Nitrous oxide medical air liquide

  Form: gas, liquefied medical

  Active substance	Dosage
  nitrous oxide	100 %

  ATC: N01AX13

  Manufacturer: Air Liquide Medical

• Nitrous oxide medical spawmet

  Form: gas, liquefied medical

  Active substance	Dosage
  nitrous oxide	98 %

  ATC: N01AX13

  Manufacturer: Spawmet Ltd.

• Nitrous oxide messer

  Form: gas, liquefied medical

  Active substance	Dosage
  Nitrous oxide	not less than 98% vol

  ATC: N01AX13

  Manufacturer: Messer Polska Sp. z o.o.

• Nitrous oxide n2o

  Form: gas, medical

  Active substance	Dosage
  nitrous oxide	> 98%

  ATC: N01AX13

  Manufacturer: Linde Gas Poland Sp. z o.o.

• Serynox

  Form: gas, compressed medical

  Active substance	Dosage
  Nitrous oxide	50%
  Oxygen	50%

  ATC: N01AX63

  Manufacturer: Messer France