Yes indeedie - The use of medicinal plants is also fundamental to Western society's pharmacologically based approach to medicine.  The majority of medicinal drug groups were discovered or developed from the plant kingdom, even if they are now manufactured synthetically.  However, most modern health professionals view medicines as biochemical "magic bullets," which should be expected to provide instant results.  This approach has been very successful in certain areas, such as the treatment of acute illness, but has major limitations when comes to chronic or degenerative disease.