(1) Any nonprescription drug or device can be sold in its original single package by any retail business unless such nonprescription drug or device is required by federal or state law to be dispensed or sold only by or under the supervision of a pharmacist.
(2) Notwithstanding subsection (a) to the contrary, any insulin preparation shall be dispensed only by or under the supervision of a pharmacist. All insulin preparations must be properly stored in an area not accessible to the general public.
(3) In order to comply with federal and state law requiring pharmacies to maintain patient profiles with a comprehensive list of medications and devices, pharmacists are authorized to execute prescription orders for nonprescription drugs and devices.
(4) Nothing in this section shall be construed as exempting nonprescription drugs and devices dispensed on a prescription order executed by a pharmacist from application of the sales and use tax provisions of title 67, chapter 6.