What are the risks of lip fillers?
Each filler has its own risk profile. In general, the main risk of animal-derived collagen fillers is an allergic reaction. Even people who have tested negative to the allergy test required before treatment sometimes have allergic reactions. On the other hand, the human-derived collagen fillers appear to be well tolerated. There are theoretical risks of transmission of disease from donor tissues although extensive screening of the tissues are performed. The newer, synthetic, injectable fillers like Restylane, Perlane and Hylaform reportedly have minimal side effects. However, some patients have reported prolonged swelling and inflammation, and nodules at the injection sites with Perlane. The permanent fillers (Artecoll and silicone) carry several risks, including necrosis, granuloma (a hard, bumpy scar), severe inflammation, extrusion and infection. You and your physician need to the discuss the risks and benefits of the different options if you choose to have lip augmentation with fil
