If a household substance subject to such a standard is dispensed pursuant to an order of a physician, dentist, or other licensed medical practitioner authorized to prescribe the substance, then it may be dispensed in noncomplying packages only when directed in the order or when requested by the purchaser.
Source:
Section 108720, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=HSC§ionNum=108720..