hello sir my child is 3 year old,he first vomited during morning and had fever about 103, headache and cramping in stomach, then doctor advised monocef o . he recovered well ,but during 4th day he ate ice cream and in the morning developed 104 temprature along with throat infection.then doctor advised moxikind cv and sinarest plus , after that he was ok but this is 9th day and in the morning he had 102 temprature. blood test was vpositive for tyfoid.please advise if we need to change the doctor????