Ark. Code Ann. § 17-89-402: Written prescription required

(a) It shall be unlawful for any dispensing optician or person engaged in the business of manufacturing, selling, or dispensing regular or safety ophthalmic materials to fill or duplicate an ophthalmic prescription without having a written prescription signed by the licensed optometrist or licensed physician skilled in disease of the eye who conducted the examination from which the prescription was prepared.

(b) It shall also be unlawful for him or her to fail to comply with the written instructions when the instructions are included on a written prescription signed by a licensed optometrist or licensed physician skilled in disease of the eye.

(c) No change or alteration from the prescription of the prescribing optometrist or physician shall be made, except that changes may be made in tint or material of the lenses unless the changes are specifically prohibited on the written prescription.

(d) It is the specific intent of the General Assembly that this section supplement, not repeal, existing laws of Arkansas.