WEB1 day ago · Apomorphine. Apomorphine, sold under the brand name Apokyn among others, is a type of aporphine having activity as a non- selective dopamine agonist which activates both D 2 -like and, to a much lesser extent, D 1 -like receptors. [1] It also acts as an antagonist of 5-HT 2 and α-adrenergic receptors with high affinity.