Ultrasonically enhanced transdermal drug delivery. Experimental approaches to elucidate the mechanism

M. Machluf, J. Kost

Research output: Contribution to journalArticlepeer-review

31 Scopus citations

Abstract

The effect of therapeutic range ultrasound on skin permeability was studied in vitro. Permeating molecule ionization state, pH, ultrasound duration, reversibility of the enhancement phenomenon, and skin structural alterations were evaluated. It was found that ultrasound affects the permeability of both ionized and unionized molecules. No irreversible structural alterations due to the ultrasound exposure were detected in the stratum corneum. Ultrasound enhancing mechanism was discussed.

Original languageEnglish
Pages (from-to)147-156
Number of pages10
JournalJournal of Biomaterials Science, Polymer Edition
Volume5
Issue number1-2
DOIs
StatePublished - 1 Jan 1994

Keywords

  • Skin permeability enhancers
  • Transdermal drug delivery
  • ultrasound

ASJC Scopus subject areas

  • Biophysics
  • Bioengineering
  • Biomaterials
  • Biomedical Engineering

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