<prompt> Scientist who is considered as father of modern pharmacologyRam Nath ChopraOswald SchmiedebergDavid SackettPaul Ehrlich  <response>: Oswald Schmiedeberg is father of modern Pharmacology. Sir Ram Nath Chopra-father of Indian pharmacology, David Sackett is father of evidence-based medicine. Paul Ehrlich -father of chemotherapy 