(a) A pharmacist may not select a generically equivalent drug or interchangeable biological product unless the generically equivalent drug or interchangeable biological product selected costs the patient less than the prescribed drug or biological product.
(b) A pharmacist may not charge for dispensing a generically equivalent drug or interchangeable biological product a professional fee higher than the fee the pharmacist customarily charges for dispensing the brand name drug or biological product prescribed.
Official text of the Texas Occupations Code as published by the Texas Legislative Council.