The story
Probably from (cyclo)pen(tane) + (tertiary) but(yl) + -olol (“β-adrenoceptor antagonist”).
Etymology from Wiktionary, CC BY-SA 4.0.
penbutolol
Today it means: A beta blocker used in the treatment of high blood pressure. Full definition →
Today it means: A beta blocker used in the treatment of high blood pressure. Full definition →
Probably from (cyclo)pen(tane) + (tertiary) but(yl) + -olol (“β-adrenoceptor antagonist”).
Etymology from Wiktionary, CC BY-SA 4.0.