restylane fillers side effects
Restylane Defyne; Synthetic Wrinkle Fillers. This smaller category of wrinkle fillers includes lab-made substances that are not related to anything found naturally in the skin. All the fillers in this group have similar side effects, such as redness, swelling, or bruising at the site of the injection. Other side effects include nodules or bumps under the skin that can be seen and felt and that, in rare instances, may require surgery to remove.