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Originally Posted by kjc  Lactated Ringers Solution - same as for people but people don't get sub Q fluids. It's given in cases of dehydration and can stimulate appetite. It doesn't hurt dogs or cats because their skin is very stretchy. The temperature of the fluids may be an issue in tiny pets, but warming the pet is a good option. |
Also, some pets become fearful of the sensation/weight caused by the fluids but I don't think it's actually pain. And animals experience/tolerate pain at different levels, so it 's very individualized as to how each pet is going to react.