Cal. Bus. & Prof. Code § 4065
(a) “Injection card system,” as used in this section, means a system that enables a facility to authorize an outpatient to receive injections of controlled substances at the facility pursuant to a prior written order by a physician, through the use of a card that is maintained at the location in the facility where the injections are administered.
(c) A facility that employs an injection card system shall have a written protocol for the use of this system. The protocol shall be developed by a team of health care professionals, including at least one physician, one registered nurse, and one pharmacist. The protocol shall provide for, but not be limited to, the following: