Cal. Health and Safety Code § 109270

The department shall: (a) Prescribe reasonable regulations with respect to the administration of this article and Article 2 (commencing with Section 109300). (b) Investigate violations of this article and Article 2 (commencing with Section 109300), and report the violations to the appropriate enforcement authority. (c) Secure the investigation and testing of the content, method of preparation, efficacy, or use of drugs, medicines, compounds, or devices proposed to be used, or used, by any individual, person, firm, association, or other entity in the state for the diagnosis, treatment, or cure of cancer, prescribe reasonable regulations with respect to the investigation and testing, and make findings of fact and recommendations upon completion of any such investigation and testing. (d) Adopt a regulation prohibiting the prescription, administration, sale or other distribution of any drug, substance, or device found to be harmful or of no value in the diagnosis, prevention or treatment of cancer. (e) Hold hearings in respect of those matters involving compliance with this article and Article 2 (commencing with Section 109300) and subpoena witnesses and documents. Any or all hearings may be held before the Cancer Advisory Council. Any administrative action to be taken by the department as a result of the hearings shall be taken only after receipt of the recommendations of the council. Prior to issuance of a cease and desist order under Section 109345, a hearing shall be held. The person furnishing a sample under Section 109295 shall be given due notice of the hearing and an opportunity to be heard. (f) Contract with independent scientific consultants for specialized services and advice. In the exercise of the powers granted by this section, the department shall consult with the Cancer Advisory Council.