The most common cause of abscess is due to infection or presence of any foreign body..bacterial infection are d most common cause of bacteria.genrlly allopathic treatment is to drain by making incision.where as in homeoeo selection of medicine is based upon individualisation and symptoms.thw aim of homoeopathy is nt to treat the abscess alone bt it's underlying cause and individual susceptibility to get.fir dat u need to consult a qualified homoeo doctor in person.