How to get rid of a "ingrown" pimple (10 points i promise =D)?

ok so i have had this pimple on my nose for about 2 years, and it went away for about a month a long time ago. so i still have it and it wont go away i have had other pimples and they went away, but this one will not no matter how long or how hard i try to get it to come off my face!!! so anyways how do you think i can get rid of it?? 10 points!!! i promise =D