I am ligated since september 2012,and after a year,i noticed that huge pimple appears on my face,when it is healed,another one is appearing on the other cheek,after 3 months it is appearing again,and the scars are there.now almost every week i have a huge pimple... It is painful ang very itchy...iam always washing my face with a facial cleanser ang i also moisturize.what shall i do?