In fact, this review classifies 23 species that have used traditionally in Morocco to treat gout and have shown experimentally significant xanthine oxidase inhibition: Ailanthus altissima, Artemisia herba-alba, Capparis spinosa L., Caryophyllus aromaticus L., Citrullus colocynthis L., Colchicum autumnale L., Ginkgo biloba L., Hyssopus officinalis L., Lavandula angustifolia, Melissa officinalis L., Mentha spicata L., Rosmarinus officinalis L., Smilax officinalis., Smilax medica Schltdl. Here, XDH is linked to gout.