The story
From biisopro(pyl) + pro(pran)olol.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A beta blocker (trademark Zebeta) taken orally in the form of its fumarate (C₁₈H₃₁NO₄)₂·C₄H₄O₄ to treat hypertension. Full definition →
From biisopro(pyl) + pro(pran)olol.
Etymology from Wiktionary, CC BY-SA 4.0.