Nothing in this chapter applies to or in any manner interferes with the business of any physician, as a physician, or any licensed veterinarian, as a licensed veterinarian, or an optometrist, as a licensed optometrist, or prevent him from supplying, under his supervision, to his patients such drugs and medicines as may seem to him proper.

Source: SDC 1939, § 27.1013; SL 1964, ch 86; SL 1967, ch 102, § 14; SL 1986, ch 306, § 4.