:
Transdermal drug delivery systems (TDDS) are one of the fascinating unconventional
drug delivery systems offering plentiful advantages of which patient compliance
is of paramount importance. However, as a matter of fact, the transdermal delivery
of drug molecules is absolutely a tedious job which is precisely influenced by a number of
factors including penetration barrier properties of the skin, drug characteristics formulation
allied issues, etc. Over the years, innumerable tremendous efforts have been made in
transporting the drugs through the skin into the systemic circulation by noteworthy tactics.
This paper discusses such revolutionary formulation based techniques that have been
endeavored in achieving the enhanced skin permeation of drugs, controlled release, and
safety.