i am having red patches and a bit scaly type.actually not scaly it look like a thin skin a bit removed from the patch ..... in the beginning the patches were less and were only on my lower legs but after some time it appears more on lower legs and a bit on chest area and back and scalp too for scalp i use the doctor recommended shampoo polytar that contains coal tar solution 4.0% and its affecting but plese tell me some medicine for using on body along with name....