The act exempts from schedule I a prescription drug product containing a schedule I controlled substance (product) if the product is:Approved for prescription use by the United States food and drug administration;Designated or rescheduled by the United States drug enforcement agency (DEA); Dispensed by a pharmacy or prescription drug outlet, or administered by an authorized practitioner; andPossessed by a person who is authorized to possess a controlled substance.     The exemption applies upon the DEA's designation or rescheduling.     The act requires that the product be controlled in Colorado in the same manner as the product is controlled by the DEA and state law.     The act clarifies that its provisions do not apply to or affect the regulation of or lawful actions or conduct concerning natural medicine, natural medicine product, marijuana, or marijuana concentrate.(Note: This summary applies to this bill as enacted.)