Hello, and thank you for your question regarding the potential for an allergic reaction to Sculptra, particularly given your previous experience with internal stitches after a C-section. Understanding Sculptra: Sculptra is an injectable dermal filler that contains poly-L-lactic acid (PLLA), a biocompatible and biodegradable synthetic substance. It is indeed similar to the material used in some dissolvable stitches. Potential for Allergic Reaction: Allergic reactions to Sculptra are rare, but they can occur. The similarity between Sculptra and the material used in your internal stitches could potentially increase your risk if you had a confirmed allergic reaction to the stitches. Allergy Testing: Given your history, it would be prudent to discuss the possibility of an allergy test with your healthcare provider. Allergy tests can help determine if you are sensitive to PLLA or similar compounds, although specific tests for PLLA may not be commonly available. Consultation with a Specialist: Before proceeding with Sculptra, consult with a board-certified dermatologist or plastic surgeon experienced with dermal fillers. They can assess your medical history and provide personalized advice. Considerations and Alternatives: If you are concerned about the irreversibility of Sculptra, discuss alternative filler options with your provider. There are reversible fillers, such as those based on hyaluronic acid, which might be more suitable for you. Managing Anxiety: It's natural to feel nervous about potential allergic reactions, especially with non-reversible treatments. Open communication with your provider about your concerns will help ensure you make an informed decision. I hope this information helps alleviate some of your concerns and assists you in making a safe and informed choice regarding Sculptra. Take care, and don’t hesitate to reach out to a qualified specialist for more personalized advice.