Please save my cat

Please i really need help my cat has been acting really strange recently.I didn't really take it seriously until i started noticing some weird things on his body.We went to the hospital and we ran some test then we got to know that he has some infection .It really cost some money and i didn't really budget for it.i just need some help. please anything you can offer would be okay. Please im really need to keep him alive try anything i would really be happy and glad. The bill is more than 1 thousand but i can manage to get the rest offline i just need this to start his treatmen

I would upload some pictures so that you guys would understand the debt of what im talking about .May you be blessed at you help us .I really appreciate thanks