Active substance
Vasopressin
2 products from 2 companies contain this in Canada.
2 prescription onlysolution
Prescription only
VASOPRESSIN INJECTION20 unitPrescription only Fresenius Kabi Canada Ltd · Vasopressin · H01BA01VASOPRESSIN INJECTION USP20 unitPrescription only Sandoz Canada Incorporated · Vasopressin · H01BA01
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.