Active substance

Carbon Dioxide + Oxygen

5 products from 2 companies contain this in Canada.

5 prescription onlygas

Prescription only

CARBOGEN50 % + 50 %gas Messer Canada Inc. · Carbon Dioxide + Oxygen · V03AN20 CARBON DIOXIDE12 % + 88 %gas Praxair Canada Inc · Carbon Dioxide + Oxygen · V03AN CARBON DIOXIDE23 % + 77 %gas Praxair Canada Inc · Carbon Dioxide + Oxygen · V03AN CARBON DIOXIDE50 % + 50 %gas Praxair Canada Inc · Carbon Dioxide + Oxygen · V03AN CARBON DIOXIDE USP7 % + 93 %gas Praxair Canada Inc · Carbon Dioxide + Oxygen · 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.