Bus. & Prof. Code, § 2570.29

In addition to other acts constituting unprofessional conduct within the meaning of this chapter, it is unprofessional conduct for a person licensed under this chapter to do any of the following:

(a) Obtain or possess in violation of law, or prescribe, or, except as directed by a licensed physician and surgeon, dentist, optometrist, or podiatrist, to administer to himself or herself, or furnish or administer to another, any controlled substance as defined in Division 10 (commencing with Section 11000) of the Health and Safety Code or any dangerous drug or dangerous device as defined in Section 4022.

(b) Use to an extent or in a manner dangerous or injurious to himself or herself, to any other person, or to the public, or that impairs his or her ability to conduct with safety to the public the practice authorized by his or her license, of any of the following:

(1) A controlled substance as defined in Division 10 (commencing with Section 11000) of the Health and Safety Code.

(2) A dangerous drug or dangerous device as defined in Section 4022.

(3) Alcoholic beverages.

(c) Be convicted of a criminal offense involving the prescription, consumption, or self-administration of any of the substances described in subdivisions (a) and (b) of this section, or the possession of, or falsification of a record pertaining to, the substances described in subdivision (a) of this section, in which event the record of the conviction is conclusive evidence thereof.

(d) Be committed or confined by a court of competent jurisdiction for intemperate use of any of the substances described in subdivisions (a) and (b) of this section, in which event the court order of commitment or confinement is prima facie evidence of the commitment or confinement.

(e) Falsify, or make grossly incorrect, grossly inconsistent, or unintelligible entries in any hospital or client record, or any other record, pertaining to the substances described in subdivision (a) of this section.