noun which may take the genitive case particle 'no'
intravenous; intravascular
Medical term used to describe something occurring within or administered into a vein. Often used in compound phrases like 静脈内注射 (intravenous injection).
患者は静脈内投与で薬を受け取った。
The patient received the medication by intravenous administration.
静脈内カテーテルを
It is necessary to insert an intravenous catheter.