47 year old, female, heart attack last year, angioplasty done. Earlier history of difficulty in breathing, diabetes and hypertension. Medications changed about a week ago after check up. Ecg and eco were completely normal. Blood pressure and sugar level is also stable as checked on daily basis. Oxygen level 97. New medicines include rozucor gold 20 m along with montair lc. Since then severe headache along with shortness of breath and swollen legs and face. Conditions worsening day by day. It it because of the medicine? Or is there anything serious with the lungs or anything? If its due to medicine, then how long does it take to adjust new medicine to the body?