Olanzapine (or ZYPREXA®) is mainly prescribed to treat schizophrenia and bipolar disorder.

Dosage Forms: 2.5 mg, 5 mg, 7.5 mg, 10 mg, 15 mg, 20 mg

Biological Half-life: 33-51 hours

 Possible Side Effects: Dizziness, constipation, weight gain, headache, missed menstrual period, sedation, tardive dyskinesia.

Routes of Administration: Oral, IM

Pregnancy: Risk C


Brand Generic Type Sedation
ZYPREXA® Olanzapine Antipsychotic  Medium