hello doctor, I lived in hyderabad and sinse last 15 days i came to my native place tatanagar (jamshedpur). here is very hot temperature. due to that my baby vihaan can't sleep properly at night time.. and he don't eat well. he start crying while eating.. he don't want to eat anything only want to drink water. yesterday in lunch I gave him dal rice and curd rice.after lunch he did vomiting. evening I gave him carrot upma in dinner. today morning at 4 he starr crying. so i feed him formula milk. he did not burp and sleep.. after 1 hr he did vomiting with last night upma and milk as well. please advice what to do.