Asthma,cold And Cough In A Child

Hello Sir/Madam , My daughter is 3 years old nd since 2 yrs of age she is suffering from cold cough , consulted to doctrs , she is found suffering with asthamatic attack , bronchitis , severe dry cough which in turns produces fever. now also she is suffering from the same , we need to get rid off this allergies . she is also given nebuliser treatment twice , nd now doctr has prescribed asthalin and seroflo inhalers.