Why do I feel like having fever sometimes shivering after few hours taking IV vitamin C injection.

Yes, you could start with a filler in that area and see how it does.  I would suggest doing something more permanent.  Fillers only last about 6-9 months.  My recommendation would be fat grafting behind the depressed area and possibly doing a small scar revision.  Did you...

Collagen injected into the human body will go away over time.  It does not need to be removed.  In many areas of the world, the more likely substance injected into breasts was free silicone.  This is usually an industrial grade and not a medical grade silicone.  Removing that...

Thanks for the question. Contact a board certified orthopedic surgeon to address this question. This falls out of the realm of plastic or aesthetic surgery. Regards, Glenn Vallecillos, M.D., F.A.C.S.