All the following statement about clozapine are true except -
Clozapine 

It blocks D4, 5-HT, and α-adrenergic receptors.
Despite of anticholinergic property, it causes hypersalivation.
It also blocks H1-histaminic receptors.
The important side effects are agranulocytosis & myocarditis.
It can induce seizures even in nonepileptics.
It causes weight gain and precipitation of diabetes.
It does not produce extrapyramidal side effects.
It is used in schizophrenia
May precipitate seizure
May cause agranulocytosis
Extrapyramidal side effects are seen