OLANZAPINE vs VERSACLOZ

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated June 7, 2026·How we rate

Possible drug interaction. OLANZAPINE and VERSACLOZ are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Attribute	OLANZAPINE	VERSACLOZ
Rating	New	New
Pharmacy pays	~$4.13 /30	~$30.62 /30
Type	RX	RX
Active ingredient	OLANZAPINE	CLOZAPINE
Manufacturer	Sun Pharm Inds Inc	Douglas Pharms
Dosage forms	Injectable, Tablet, Tablet, orally disintegrating	Suspension
Drug class	Atypical Antipsychotic	Atypical Antipsychotic
Boxed warning	None	Boxed warning
Half-life	about 21 to 54 hours (mean around 30 hours)	about 12 hours at steady state (the label gives a mean elimination half-life of 12 hours, range 4 to 66 hours, after 100 mg twice daily); after a single 75 mg dose the mean is 8 hours (range 4 to 12 hours)
Treats	Bipolar Disorder, Psychotic Disorders, Schizophrenia	Bipolar Disorder, Psychotic Disorders, Schizophrenia

olanzapine versacloz

Rating

New

Pharmacy pays

~$4.13 /30

~$30.62 /30

Type

Active ingredient

OLANZAPINE

CLOZAPINE

Manufacturer

Sun Pharm Inds Inc

Douglas Pharms

Dosage forms

Injectable, Tablet, Tablet, orally disintegrating

Suspension

Drug class

Atypical Antipsychotic

Boxed warning

None

Boxed warning

Half-life

about 21 to 54 hours (mean around 30 hours)

about 12 hours at steady state (the label gives a mean elimination half-life of 12 hours, range 4 to 66 hours, after 100 mg twice daily); after a single 75 mg dose the mean is 8 hours (range 4 to 12 hours)

Treats

Bipolar Disorder, Psychotic Disorders, Schizophrenia

Frequently asked questions

Which is cheaper, Olanzapine or Versacloz?

Olanzapine costs pharmacies less to acquire — about $4.13 vs $30.62 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Olanzapine and Versacloz?

Olanzapine contains Olanzapine, while Versacloz contains Clozapine — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.