Did one need a prescription to buy medicine in 1919? It seems that prescription drugs were established in 1938 in US and in 1946 in UK. https://en.wikipedia.o

Did one need a prescription to buy medicine in 1919? It seems that prescription drugs were established in 1938 in US and in 1946 in UK. https://en.wikipedia.org/wiki/Durham%E2%80%93Humphrey_Amendment https://en.wikipedia.org/wiki/Durham%E2%80%93Humphrey_Amendm...