Task: Text Categorization
Input (English): Question: Of the antiemetic drugs reviewed, in which of them their pharmacological activity is NOT related to dopaminergic receptors ?: 
 Options:  <0> Granisetron. <1> Cleboprida. <2> Droperidol <3> Tietilperazine. <4> Domperidone
Output (English): pharmacology