Okla. Stat. tit. 21, § 1040.51
Any person who knowingly buys, sells, barters, traffics in, or causes to be delivered or transported into Oklahoma any picture, moving picture, drawing, electronic video game, diagram, or photograph of any person or animal or caricature thereof in an act of sexual intercourse or unnatural copulation, upon conviction, shall be deemed guilty of a felony and shall be punished by a fine of not to exceed Twenty-five Thousand Dollars ($25,000.00) or by imprisonment for not to exceed fifteen (15) years, or by both such fine and imprisonment. Nothing contained in this section shall prohibit the use of any of the above-mentioned items pursuant to medical prescription by a duly licensed physician in the State of Oklahoma, or in recognized schools of medicine or veterinary science for educational purposes.
Laws 1968, HB 741, c. 257, § 1; Amended by Laws 1983, HB 1035, c. 5, § 3, emerg. eff. February 23, 1983; Amended by Laws 1997, HB 1213, c. 133, § 281, emerg. eff. July 1, 1997 (effective date amended to July 1, 1999, by Laws 1998, 1st Extr. Sess., HB 1002, c. 2, §§ 23-26, emerg. eff. June 19, 1998) (superseded document available); Amended by Laws 1999, 1st Extr. Sess., HB 1009, c. 5, § 184, emerg. eff. July 1, 1999 (superseded document available).