Suggest Medication To Stop Itching On Belly And Even The Skin Tone

hi Doctor, i had vaginal delivery with my 5wk old boy, am keeping well but during my 9th month of pregnancy i had severe itching on belly,everywhere, had blood test nothing went wrong, just was suggested to take pyritone tabs, after delivery im still having itching, just was applying aveno soothing cream, due to this rubbing, i have rashes and skin got darker[am indian],also what to do to get even skin tone all over the body, am really uncomfortable with this problem, will I recover? and also about the belly, how long will it take to get it flat enough? thankx a mill in advance