Dreaming of injured dog is a kind of warning as per dream meaning and interpretation. You will face some problems mainly to something which is dear to you. It can be family members, friends or some animal or some project. Dreaming of injured dog crying means you will be unable to solve a problem of someone dear to you.
Dreaming of you taking of injured dog means you will get opportunity to help people or animal or other living being and you will feel satisfied with it.
Dreaming of injured dog trying to bite you means you should not personally involve in other people’s problem. But you can inform authorities or someone who are trained to take care of it.