An adhesive patch is provided in which piroxicam is formulated as a non-steroidal anti-inflammatory analgesic. In particular, provided is a piroxicam-containing transdermally absorbable adhesive patch in which an absorption promoter to piroxicam is formulated to achieve high anti-inflammatory and analgesic effects without inhibiting releasing of these drugs. The piroxicam-containing transdermally absorbable adhesive patch contains piroxicam as a medicinal component and oxybuprocaine or a pharmaceutically acceptable salt thereof as an absorption promoter. In the piroxicam-containing transdermally absorbable adhesive patch, the content of piroxicam is from 0.1% to 5% by weight to the total weight of a drug-containing plaster and the content of oxybuprocaine or the pharmaceutically acceptable salt thereof is from 1% to 30% by weight to the total weight of the drug-containing plaster.
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