A history of Stevens-Johnson syndrome does not automatically mean you can never have cosmetic surgery, but it does make planning much more important. The key issue is usually the trigger: which medication or illness caused the reaction, whether you have any ongoing skin, eye, mouth, or airway problems, and what drugs would be needed around surgery. A previous eyelid fat transfer under local anesthesia is reassuring, but a midface lift is a larger operation and may involve local anesthetic, sedation, antibiotics, pain medicines, and dressings. Before considering it, you should have clearance from your dermatologist or treating physician, and the surgeon and anesthesia team should have a written list of drugs to avoid and a plan for safe alternatives. If you are not fully stable or the trigger is unclear, it is better to delay elective surgery until that risk is clarified.