question: 20 days before I got about 8 stiches on lower abdomen area in mid line to ligate an artery while performing a surgery for Vericocele.I m taking cefpodoxime 200mg along with diclofenac 100 mg.3 days before I got pus in about an area of 1 inch.what should I do to control it?should I change antibiotic from cefpodoxime to augmentin?