Answer to Question #229943 in Physics for Andy

Question

Have you ever wondered how traditional healers discover their medicines? And how about western medical doctors? How do they discover their medicines?

Answer 1

Traditional healers discover medicines by 'trial-and-error' method.

Western medical doctors use scientific approach: they study theory, sciences, and conduct experiments to figure out what would be the proper medicine, although the fact that some test their medicine on animals indicate that they also use the approach described above.