i need help with snake info

[petstore]

i need help in healing a snake up that i just bought form a neglecting owner the snake is scabed up and has some open wounds what can i use to help the snake get better he tryed telling me that he bought it this way
but i he is lieing that is the only reason i bought her is to save her life an give her the home she needs i do not know were to start in what to treat her with i have never seen a snake in this bad of a shape nor do i neglect mine so i never have to treat them like the treatment she needs people that do these that to animals should be locked up for good but please help me save her!!!!!!!