NRS 639.2597 Use of list of biologically equivalent drugs or interchangeable biological products. A pharmacist or practitioner who proposes to make any substitution must have made use of a list of biologically equivalent drugs or interchangeable biological products approved by the United States Food and Drug Administration. (Added to NRS by 1979, 1349; A 1989, 1122; 1993, 635; 2017, 636) Collaborative Practice of Pharmacy; Collaborative Drug Therapy Management