Wis. Stat. § 961.34: Controlled substances therapeutic research.

(1) Upon the request of any practitioner, the controlled substances board shall aid the practitioner in applying for and processing an investigational drug permit for marijuana under 21 USC 355 (i). If the federal food and drug administration issues an investigational drug permit, the controlled substances board shall approve which pharmacies can distribute the marijuana to patients upon written prescription. Only pharmacies located within hospitals are eligible to receive the marijuana for distribution. The controlled substances board shall also approve which practitioners can write prescriptions for the marijuana.

(2) Upon the request of any physician, the controlled substances board shall aid the physician in applying for and processing an investigational drug permit under 21 USC 355 (i) for cannabidiol as treatment for a medical condition.