Home > DOSAGE FORMS, PHARMACEUTICS > Dosage forms- Patches-Definitions

Dosage forms- Patches-Definitions

  • PATCH
A drug delivery system that contains an adhesived backing and that permits its ingredients to diffuse from some portion of it (e.g., the backing itself, a reservoir, the adhesive, or some other component) into the body from the external site where it is applied.
  • PATCH, EXTENDED RELEASE
A drug delivery system in the form of a patch that releases the drug in such a manner that a reduction in dosing frequency compared to that drug presented as a conventional dosage form (e.g., a solution or a prompt drug-releasing, conventional solid dosage form).

  • PATCH, EXTENDED RELEASE, ELECTRICALLY CONTROLLED
A drug delivery system in the form of a patch which is controlled by an electric current that releases the drug in such a manner that a reduction in dosing frequency compared to that drug presented as a conventional dosage form (e.g., a solution or a prompt drug-releasing, conventional solid dosage form).

Nicotine patches


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