Tex. Health & Safety Code § 442A.054
(a) A participating pharmacy that provides a collection receptacle for the safe disposal of prescription drugs may, under limited circumstances as the pharmacy determines necessary, provide at the time the pharmacy dispenses a controlled substance prescription drug to the ultimate user a vendor's mail-back envelope, at no cost to the ultimate user. The mail-back envelope must:
Added by Acts 2023, 88th Leg., R.S., Ch. 293 (S.B. 2173), Sec. 1, eff. September 1, 2023.