Hello , My Name Is Bawan Im 20 Year Old

hello , my name is bawan im 20 year old art student , i have a flu for about 4-5 month now and i took flu pill and i got better , but now one side of my nose got little somthing in it it's like little meat or my inside nose got swilling and bleeds sometimes , is it bad should i get treatment ? , thank you for your time.