Transdermal gel formulations represent a significant advancement in pharmaceutical delivery systems, offering non-invasive alternatives to conventional drug administration routes. This document provides a comprehensive review of transdermal gel technology, encompassing their composition, manufacturing processes, and clinical applications. Transdermal gels combine the advantages of topical application with enhanced penetration capabilities through various permeation enhancers and nanotecnological approaches. Recent advancements include the development of smart gels responsive to environmental stimuli, incorporation of nanoparticles for targeted delivery, and multi-phase release mechanisms. These systems have demonstrated improved bioavailability, reduced systemic side effects, and enhanced patient compliance compared to conventional routes. Applications span dermatological, cardiovascular, and pain management therapies. Key challenges including skin barrier penetration, batch-to-batch consistency, and regulatory compliance have been addressed through novel formulation strategies and quality control measures. The review highlights emerging technologies such as sonophoresis, iontophoresis-enhanced gels, and polymer-based systems. Future perspectives include personalized medicine approaches, integration with wearable devices, and development of multi-drug delivery platforms. This comprehensive analysis demonstrates the transformative potential of transdermal gel systems in modern pharmaceutical practice and their role in advancing patient-centered healthcare delivery.
Deepak Prashar*, Sonia, Avneet Gupta (2026) studied this question.