Pharmaceutical Technology-06-01-2003

Transdermal drug delivery, a vital technology of increasing interest, offers such benefits as controlled delivery for as long as a week and improved patient convenience and compliance.

The development of controlled-release formulations continues to be a big success for the pharmaceutical industry. The success of any technology relies on the ease of its manufacturing process and its reproducibility of desirable biopharmaceutical properties.

In vitro skin penetration and drug-release studies are the simplest and most cost-effective methods for characterizing a drug's skin absorption and penetration profiles.