learn more about microneedles for transdermal drug delivery

The success of transdermal drug delivery has been extremely limited by most of drugs to enter the skin at therapeutically utile rates. recently, the use of micron-scale needles in increasing skin permeability has been proposed and shown to dramatically increase transdermal delivery, especially for macromolecules .these microneedles has been delivered and designed with different range of size, shapes and materials. the different types of microneedles can be fabricated like solid, dissolving, hydrogel, coated and hollow microneedles.