I am having shortness of breath from last 2,3 months.If I am talking continuely I am getting breathing trouble and middle chest pain.some time dry cough.my throat become dry some time.I am not able to wear tight cloths.while breathing some time hurt back some time chest also.last mnt I  suffered infection in stomach and had antibiotics.I consulted Doctor he said early asthma symptoms n gave livolin but not helpful.chest x-ray also ok.function test is little down.what shuold I do now.