Conn. Agencies Regs. § 20-576-27
As used in sections 20-576-27 through 20-576-30, inclusive, of the Regulations of Connecticut State Agencies, "Purchaser" means the patient for whom the drug product is prescribed, or the patient's authorized agent, or, in the case of a minor or incompetent person, the patient's parent or guardian except that for subsection (e) of section 20-619 of the General Statutes the word "Purchaser" means the Payor of a prescription drug; and "Substitution" means the dispensing of a different drug, biological, medicinal substance, device or brand of the same in place of the drug, biological, medicinal substance, device or brand of the same prescribed without the express permission of the prescribing practitioner, except as provided in section 20-619 of the General Statutes, or in hospitals without the express approval of the medical staff pharmacy committee.
Conn. Agencies Regs. § 20-576-27