decongestant
A pharmacological term for a drug that relieves nasal or sinus congestion.
During hay fever season, decongestants sell well.
Standard kanji spelling using the simplified form うっ血.
Uses the older, more complex kanji 鬱. Rare in modern writing.
Compound of うっ血 (うっけつ, 'congestion') + 除去 (じょきょ, 'removal') + 薬 (やく, 'drug').