Smart Responsive Microneedles for Controlled Drug Delivery

Smart responsive microneedles represent a promising advancement in transdermal drug delivery, offering painless administration, good biocompatibility, and ease of self-administration for treating diseases like diabetes and tumors. This review highlights the development of polymer microneedles that can release drugs accurately in response to external stimuli or changes in the physiological environment. The document discusses various response mechanisms and their applications, emphasizing the potential of these systems for precise and targeted drug delivery. Future research will focus on ensuring the safety and efficacy of these innovative technologies.