adhesive skin patch; transdermal patch; medical patch
Refers to a medicated patch that adheres to the skin to deliver medication through the skin.
I'm using a medical patch for my back pain.
Please change this patch once a day.
Standard kanji spelling for a medical patch.
Mixed kana-kanji spelling; less common but still seen.
Compound of 貼り (hari, 'sticking') + 薬 (kusuri, 'medicine'). The reading はりぐすり is a straightforward combination of the kun'yomi readings.