Not really other sciences dont really depend on human fback which is why EBM has it gold standards to standarise the non standard fback  Of course there are elements of medicine that dont need RCT broken limbs is one I can think of off the top of my head  no doubt MC will know of others  but mechanistic type of medical practises probably have a direct corollary with geology engineering my bground and the like  If chemical responses in the manufacture of Vit C gave responses like Humans did placebo effect and all that then yes RTC would be a good approach to working out the best practice of producing Vit C  But its a chemical and we know how to make it so RTC isnt really needed  But this is rather by the by