Cannabidiol products are coming back to Kansas after lawmakers approved to bring back the marijuana extract often used as alternative medicine.

Lawmakers voted in April to exclude cannabidiol, or CBD, from the state's definition of marijuana as long as the oil contains no THC, the ingredient in marijuana that gets people high. The vote effectively makes CBD an unrestricted substance, the Kansas City Star reported .

The state's decision came after Attorney General Derek Schmidt issued a January opinion saying any form of marijuana is against the law in Kansas.

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