Fla. Stat. § 562.50
Any person who shall sell, give away, dispose of, exchange, or barter any alcoholic beverage, or any essence, extract, bitters, preparation, compound, composition, or any article whatsoever under any name, label, or brand, which produces intoxication, to any person habitually addicted to the use of any or all such intoxicating liquors, after having been given written notice by wife, husband, father, mother, sister, brother, child, or nearest relative that said person so addicted is an habitual drunkard and that the use of intoxicating drink or drinks is working an injury to the person using said liquors, or to the person giving said written notice, shall be guilty of a misdemeanor of the second degree, punishable as provided in s. 775.082 or s. 775.083.
Fla. Stat. § 562.50