SDCL § 58-17-105: Drugs used in research trials not covered.

The following drugs or services are not subject to coverage under § 58-17-101:

(1) Any drug that is used in research trials sponsored by the manufacturer of that drug or a governmental entity; or

(2) Any drug or service furnished in a research trial, if the sponsor of the research trial furnishes the drug or service without charge to any participant in the research trial.