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Side effects categorized according to the time of onset[17]
| Early (days to weeks) | Delayed (weeks to years) |
|---|---|
| Injection site reaction | Granulomatous inflammation/foreign body reaction |
| Swelling | |
| Redness | Nodules, erythematous or not |
| Bruising/ecchymosis | |
| Pain | |
| Itching | |
| Infections | |
| Allergic reaction/hypersensitivity | Migration of the implanted filler |
| Inflammation | |
| Solid nodules | |
| Lumps caused by misdistribution | Scarring |
| Tissue necrosis | Asymmetry |
| Embolism with blindness |
