Active substance

Oxygen + Helium

3 products from 2 companies contain this in Canada.

3 prescription onlygas

Prescription only

HELIUM / OXYGEN MIXTURE50 % + 50 %gas Messer Canada Inc. · Oxygen + Helium · V03AN20 HELIUM-OXYGEN MIX GAS50 % + 50 %gas Praxair Canada Inc · Oxygen + Helium · V03AN OXYGEN USP24 % + 76 %gas Praxair Canada Inc · Oxygen + Helium · V03AN20

Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.