 It was in the shape of a pill and, with a diameter of , was impossible to overlook on the waterside promenade of the Spree across the Marie-Elisabeth-Lüders-Haus which houses the Library of the German Parliament.The sculpture was anchored below the pavement by a steel base which measured .The sculpture was intended to symbolise breakthrough pharmaceutical research, such as that done by Felix Hoffmann, Robert Koch, Emil Adolf von Behring, Paul Ehrlich or Gerhard Domagk.