Nothing contained in the pharmacy act of the state of Kansas shall be construed to prohibit any registered nurse, acting under the supervision of a person who is licensed to practice medicine and surgery as of July 1, 1982, from dispensing drugs to patients of such person so long as the principal office of such person is, and as of July 1, 1982, was, located in a city not having a registered pharmacy within its boundaries. For the purposes of this subsection (c), "supervision" means guidance and direction of the dispensing of drugs by the person licensed to practice medicine and surgery who shall be physically present in the general location at which the drugs are being dispensed. see full law