Comparing the Effect of siSPARC Microneedle Patch Versus siSPARC+siLR4A Microneedle Patch on Post-surgical Scars

Inclusion Criteria: * Adult * Age 21-75 * 2 weeks (+/- 7 days) after surgical operation with incision into the dermis * Post-stitch removal when stitches were applied * Wound closure/union achieved Exclusion Criteria: * Pregnant or lactating participant * Participants with wound infection * Participants assessed to be uncooperative or unable to self-administer the interventions * Participants with known contact allergy to ingredients in the patch formulation (comprising hyaluronic acid, siRNA and glue) and/or isopropyl alcohol * Participants who are unable to personally consent (for e.g., cognitively impaired)