Cinnarizine

**Definition:** A piperazine derivative having histamine H1-receptor and calcium-channel blocking activity with vasodilating and antiemetic properties but it induces PARKINSONIAN DISORDERS.

**Tree numbers:** - D03.383.606.290

**Synonyms:** - 1-(Diphenylmethyl)-4-(3-phenyl-2-propenyl)piperazine - Cinarizine