I have been taking wellburtrin xl 300 mg and 30 mg of cybalta. what would happen if i just go off welbutrin rather then gradually? I have had really bad side effects. constipation dizziness gas headache urniary trat infection nervouness restless ness mood change horrible moods stomach pain ear problems vision problems. I just dont want to take this drug any longer my dr wants me to gradually go off it as take one every other day for two weeks then go bk to her but i can tell right a way when i dont take thwell that i feel better.?