49 Pa. Code § 40.51a
A physical therapist may perform transdermal administration of drugs through the use of modalities such as ultrasound and electrical stimulation. If a prescriptive medication is used, the medication must be prescribed by the referring physician and dispensed in the name of the patient by the referring physician or pharmacist. Between treatment sessions, drugs must be properly stored in a manner consistent with pharmaceutical practice. After the patient is discharged, the remaining drugs must be disposed of by the physical therapist or returned to the patient.
49 Pa. Code § 40.51a
The provisions of this § 40.51a issued under section 3(a) of the Physical Therapy Practice Act (63 P. S. § 1303(a)); and section 812.1 of The Administrative Code of 1929 (71 P. S. § 279.3a).