Can I have Juvederm injected in my lips? I have a small and old hemangioma on my top lip at the corner

Your friend may be right, but it's hard to know without seeing a photo. In general Juvederm tends to be a thinner filler and actually it can have a translucent color if filled too shallow in the skin. So using a thicker HA filler like Restylane, or Perlane, or perhaps even Voluma might be better...

A persistant lump in an area of Juvederm injection can be caused by over-injection in that area. This will go away by itself with time, or hyaluronidase can be injected into the area. This should be done only by an injector with experience in  doing this.Another possibility, although not...

That's a good question. Fillers such as JUVÉDERM should not compromise your natural lips. After injection, they should look naturally larger and soft. The lower lip should always be larger than the upper lip for a natural look. As long as you don't use any permanent fillers, all of it should be ...