Talipexole (dihydrochloride) (Standard) is the analytical standard of Talipexole (dihydrochloride). This product is intended for research and analytical applications. Talipexole dihydrochloride (B-HT 920 dihydrochloride) is a dopamine D2 receptor agonist, alpha2-adrenoceptor agonist and 5-HT3 receptor antagonist, which displays antiParkinsonian activity.