The fact that any person charged with driving under the influence of any drug or the combined influence of alcoholic beverages and any drug in violation of Section 23152 or 23153 is, or has been entitled to use, the drug under the laws of this state shall not constitute a defense against any violation of the sections.
ProceduresDefenses
Section § 23630
This law states that if you are caught driving under the influence of drugs or both alcohol and drugs, it doesn't matter if you are legally allowed to use those drugs. Being entitled to use the drug is not a valid defense for DUI charges.
driving under the influence DUI defense drug influence