Suggest Treatment For An Infected And Swollen Sebaceous Cyst On The Arm

I am sorry I did not ask for help! I just wanted to find out what all. Clydamaicin wS used for and must have accidentally hit an Ask Doctor button. I was just prescribed this and was researching Thank You! I will read and if have questions will get back to you! A sebaceous cycst in my arm had become infected and swollen and the antibiotic I was prescribed would not cure what bacteria it was found to be