Intended for healthcare professionals

Transdermal absorption of topical drugs: the facts

Day after day, topical drugs are being packaged in newer formulations and hitting the market as wonder drugs. Do all these newer formulations work? Do these drugs actually penetrate the skin and reach those sites that the pharmaceutical companies claim they do? These questions cannot be answered by a simple yes or no; the answer is much more complex and determined by many factors.
Dermatology in practice 2008; 16(2): 28–30
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