All the symptoms that you have mentioned are of
allergy. Asthma is also a result of allergy. You must take your asthma medicines regularly which are normally a monteleukast, an antihistaminics and inhaled
steroids. You should
consult a pulmonologist who will regularize your treatment and once your allergy is controlled, your symptoms will subside. Fast beating of heart could be because of the disease or even because of medicines. However you may
consult a cardiologist to rule out any heart ailment.