Xylocin ointment to be applied locally. Take Cremafin to avoid hard stool.

It's possibly an anal fissure. Any history of hard stools? Pain while passing stools? Any bleeding in stools? Need to start on Tab. Brufen Tab. Omez DSR Proctosedyl ointment Povidone iodine ointment Syp. Cremaffin Sitz bath Increase water uptake Avoid oily and spicy food Avoid straining while passing stools

U might have developed anal erosion or anal fissure. It’s known as burning sensation while defecating and which persist even after passing stool. It’s due to erosion of anal mucosa leading to minor tear where when stool touches leads to burning. It’s due to lack of good lubricantion while anal sex. Stool contains many bacteria can infect the open anal mucosa so kindly consult for further guidance and prescription