S.C. Code Ann. § 59-29-20

The nature of alcoholic drinks and narcotics and special instruction as to their effect upon the human system shall be taught in all the grammar and high schools of this State which receive any State aid whatsoever and shall be studied and taught as thoroughly and in the same manner as all other required branches in such schools, as may be required by the State Board of Education. The State Board of Education shall provide for the enforcement of the provisions of this section.