A REVIEW ON TRANSDERMAL PATCHES

Transdermal drug delivery systems (TDDS) permit delivery of contained drug into the circulation via permeation through skin layers at a controlled rate. These systems ar simple to use and take away as and once desired. Skin is a good medium from that absorption of the drug takes place. numerous styles of transcutaneous patches are used to incorporate the active ingredients into the circulation system via skin. The patches are well-tried effective as a result of its giant a benefits over different controlled drug delivery systems. This review covers the introduction of transcutaneous drug delivery system, anatomy of skin, principles of transcutaneous permeation, numerous elements of pad, approaches of pad, unleash dynamics of drug from pad, benefits and drawbacks of pad.