hi my baby age is 2year and before 15 days suddenly in night she have khasi n fever also....we gave her paracetamol but fever going down n again in 4-5 hour coming with high 103.so we went to doctor and they admitted her n her crp was positive with 8 and same in her throat report also some infection came we gave her antibiotic and after that she is fine.... yesterday night again her khasi started with same type like before when she have infection but still fever not came......what i need to do plz suggest and why this infection happen suddenly?