Ark. Code Ann. § 20-62-101: Labels on certain drugs required

(a) It shall be unlawful to sell at retail arsenic and its compounds, strychnine and its salts, corrosive sublimate, hydrocyanic acid, phosphorus, opium, morphine, laudanum, or any preparation of opium containing over two (2) grains to the ounce without the container's being plainly labeled in English with the name of the article, the name of the seller, and the word "POISON".

(b) Any person who violates any of the provisions of this section shall be guilty of a violation and upon conviction be sentenced to pay a fine of not less than twenty-five dollars ($25.00) nor more than one hundred dollars ($100) for each offense.