 [ Symptoms ] how long should one continue medications after angioplasty what are the side effects of prolonged use of certain drugs  my father aged 53 yrs undergone angioplasty september last and he is still continuing some medicines daily he is currently taking glycomet gp 1 metformin hydrochloride ip 500 mg 1 tab daily on empty stomach he is a diabetic blood sugar under control telmisartan ip 20 mg 1 tab daily blood pressure under control clopidogrel tablets ip 75mg 1 tabs 2 times daily after meals atrovastatin tablets ip  20 mg 1 tabs 2 times daily after meals sorbitrate  10 mg 1 tabs 3 times daily after meals [ Disease ] com it looks like an allergic reaction to an insect bite… apply antihistaminic point and cold water washing thoroughly it should go on its own if any other changes happened please tell me