Suggest Medication For Swelling And Rashes In Anal Area Due To Diarrhea

My 2yr old daughter was suffering from high fever 102 n she is a febrile conversion patient dr said to give calpol every 4hr n frizium for 2days he also gave augmented dds n ventrolin n chericof syrup but the next day she started having loose motion we called up dr sohe said to give nutrolin b but on 4day it worsen her so much tha she is passing lose motion 10 times or more than that so now dr said to do chest exray it was clear n blood test that was to clear so he stopped augmented but her loose motion has not stopped its worsen her down part so much that it is swollen up n so much rash plz help What to do