Put B12 In Sub Q Fluids Cat. Only give the amount prescribed by your vet. Cat fighting or resisting fluids * fluids not flowing * leaking * needle problems * can’t read the bag collapsed bag.

Subcutaneous fluids are given under the skin. You want to inject right in that tent so the needle will be going into an air pocket between the skin and the muscle. Make a tent out of the skin at your cat’s scruff.