血管 けっかん収縮 しゅうしゅく やくではありませんでした
kekkanshūshukuyakudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 血管収縮薬

1. Was not a vasoconstrictor.; Was not a vasopressor.

Past/Perfective
Negative
Polite
Formal Register