"Administer" means the direct application of a controlled substance, whether by injection, inhalation, ingestion or any other means, to the body of a patient or research subject by:
1. A practitioner or, in the practitioner’s presence, by the practitioner’s authorized agent; or
2. The patient or research subject at the direction and in the presence of the practitioner.
(Added to NRS by 1971, 1999; A 1973, 579; 1977, 672; 1979, 1654; 1991, 1648)