Hello Albuterol or salbutamol is one and same thing and this is a most potent drugs used in asthmatic patient . First of all I will try to explain the side effects of this drug. Tremors, hypokinesia, nausea, vomiting , headaches , hypokaelimia, throat irritation , tachycardia, arrhythmias ,muscle cramps & palpitations. But you are having hives, itching, redness, chest pain and tightness but after the use of albuterol . All these symptoms mentioned by you are due to bronchospasm ( bronchoconstriction caused by your asthmatic allergic attack , so need not to consult a specialist , rather take your medicine for asthma as advised by your doctor. Hope this information will help you.