noun
transdermal therapeutic system; TTS
Pharmacological term for a drug delivery system that administers medication through the skin, such as a patch.
この経皮治療システムは、皮膚から薬を吸収させるパッチです。
This transdermal therapeutic system is a patch that absorbs medicine through the skin.
Compound of 経皮 (transdermal) + 治療 (treatment) + システム (system). The exact historical derivation is uncertain; the term is a modern pharmacological coinage.