Texas Occupations Code - OCC § 551.004. Applicability of Subtitle

(1) a practitioner licensed by the appropriate state board who supplies a patient of the practitioner with a drug in a manner authorized by state or federal law and who does not operate a pharmacy for the retailing of prescription drugs;

(2) a member of the faculty of a college of pharmacy recognized by the board who is a pharmacist and who performs the pharmacist's services only for the benefit of the college;

(3) a person who procures prescription drugs for lawful research, teaching, or testing and not for resale;

(4) a home and community support services agency that possesses a dangerous drug as authorized by Section 142.0061, 142.0062, or 142.0063, Health and Safety Code;  or

(5) a dispensing organization, as defined by Section 487.001, Health and Safety Code, that cultivates, processes, and dispenses low-THC cannabis, as authorized by Chapter 487, Health and Safety Code, to a patient listed in the compassionate-use registry established under that chapter.

(1) a nonprescription drug that is harmless if used according to instructions on a printed label on the drug's container and that does not contain a narcotic;

(2) an insecticide, a fungicide, or a chemical used in the arts if the insecticide, fungicide, or chemical is properly labeled;  or

(3) an insecticide or fungicide that is mixed or compounded only for an agricultural purpose.