Which of the following is not used in delirium -
Drugs used for delirium 
1) Typical antipsychotics : - Haloperidol (DOC), Thioridazine, Chlorpromazine.
2)Atypical antipsyclzotics : - Risperidone, quetiapine, olanzapine.
3) Benzodiazepines (for delirium tremens) : - Chlordiazepoxide, Diazepam, Lorazepam, Clonazepam.
Haloperidol
Lithium
Diazepam
Olanzapine