Tulobuterol patch

A technology for adhesives and transdermal absorption preparations, applied in the field of transdermal absorption preparations, can solve problems such as the inability to guarantee consistent release
CN103127032AInactive Publication Date: 2013-06-05DAE HWA PHARMA
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
DAE HWA PHARMA
Publication Date
2013-06-05
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention relates to a transdermal absorption preparation with anti-asthmatic drug tulobuterol and salt as active ingredients, in particular to a tulobuterol patch. The transdermal absorption preparation is capable of controlling release of the tulobuterol continuously and has long-term storage stability at the same time, and tulobuterol particles can not be formed on a drug layer.
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Description

technical field

[0001] The present invention relates to a transdermal absorption preparation comprising tulobuterol (tulobuterol), an anti-asthma drug, as an active ingredient, and in particular relates to a preparation capable of continuously controlling the release of tulobuterol, while having long-term storage stability, and not forming a proper substance in the drug layer. Transdermal formulation of loterol granules. Background technique

[0002] Tulobuterol (chemical formula 1) is a drug used in the treatment of chronic bronchitis and asthma. Currently, tulobuterol is marketed as oral and transdermal formulations. However, transdermal formulations are more preferred because oral formulations often have side effects due to a sudden increase in the blood concentration of tulobuterol.

[0003] [chemical formula 1]

[0004]

[0005] Unlike oral formulations, transdermal formulations avoid the problem of hepatic metabolism and enable sustained delivery of active ingred...

Claims

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