In the late 1950s, he was responsible for the first beta-blocker drug, propanolol, in the cardiovascular field (Propranolol is a non-selective beta-blocker.) It is a sympatholytic drug, c I.e. it inhibits the sympathetic system.)This medication is used to treat many diseases such as high blood pressure and gastroenterologyAlain Berdeaux, a professor of pharmacology at the University of Paris, said: "It is remarkable that the Nobel Prize jury rewarded a pharmacologist who had spent most of his career not in the academic world but in the pharmaceutical industry It must be said that James Black was one of the fathers of pharmacology "
