My friend's lip filler went away in 2 weeks;;;;;; Long-lasting filler Which filler is suitable for lips? They say that lip filler hurts a lot, but it hurts so much that it lasts 2 weeksㅠㅠ Some people say 2 months at the longestㅠㅠ But my lips are really so small that I don't like the way they look, so I have to get the procedure done.