Transdermal Patches: State of the Art

There is a considerable increase in preference for use of transdermal patches over conventional dosage forms owing to the advantages it possesses over them. Transdermal delivery of drugs has undergone rapid advancements through techniques like electroporation, microneedles, iontophoresis etc. This review is aimed at providing deep insight into transdermal technology and its types. An overview of the present market size of transdermal patches along with future prospects has been discussed. Transdermal products being manufactured by Indian pharmaceuticals also has been presented. Various components of transdermal patches being explored have been elaborated. After studying this review, it could be concluded that there are huge prospects for transdermal systems, and research aimed at the delivery of sparingly soluble drugs needs to be done to overcome limitations.