For many years the Swiss-based multinational fought allegations that it profiteered, and engaged in creative transfer pricing, on its patented tranquilisers, Librium and Valium.

ECONOMIST: Paul Sacher

When I think of how much easier it was to invent new medicines a few decades ago, I usually mention the story of Roche chemist Leo Sternbach, who invented not only Valium but related drugs such as Klonopin and Librium.

FORBES: Valium, LSD, And Drug Discovery