Transdermal patch for external use comprising fentanyl

A transdermal patch for external use having a backing layer and a pressure-sensitive adhesive layer formed on one surface of the backing layer, which contains polyisobutylene, a mineral oil and fentanyl employed as the active ingredient in the pressure-sensitive adhesive layer and in which the conte...

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Bibliographic Details
Main Author ITO KEN,TATEISHI TETSURO,HIGO NARUHITO
Format Patent
LanguageEnglish
Published 07.12.2005
Edition7
Subjects
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Summary:A transdermal patch for external use having a backing layer and a pressure-sensitive adhesive layer formed on one surface of the backing layer, which contains polyisobutylene, a mineral oil and fentanyl employed as the active ingredient in the pressure-sensitive adhesive layer and in which the contents of polyisobutylene and fentanyl in the pressure-sensitive adhesive layer respectively range from 75.2 to 94.2% by mass and 1 to 6% by mass while the content of the mineral oil is from 0.25 to 0.05 parts by mass based on polyisobutylene. This patch can be easily produced, has a long-lasting effect and is excellent in adhesion to the skin and tolerability against movement to the body parts.
Bibliography:Application Number: CN200380101595