FANAPT vs OPIPZA

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated June 30, 2026·How we rate

Possible drug interaction. FANAPT and OPIPZA 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	FANAPT	OPIPZA
Rating	New	New
Pharmacy pays	—	$0.13 /mL
Type	RX	RX
Active ingredient	ILOPERIDONE	ARIPIPRAZOLE
Manufacturer	Vanda Pharms Inc	Xiamen LP Pharm Co
Dosage forms	Kit, Tablet	Film, Soluble
Drug class	Atypical Antipsychotic	Atypical Antipsychotic
Boxed warning	Boxed warning	Boxed warning
Half-life	—	about 75 hours (mean elimination half-life of the parent drug in typical adults)
Treats	Schizophrenia	Schizophrenia

fanapt opipza

Rating

New

Pharmacy pays

—

$0.13 /mL

Type

Active ingredient

ILOPERIDONE

ARIPIPRAZOLE

Manufacturer

Vanda Pharms Inc

Xiamen LP Pharm Co

Dosage forms

Kit, Tablet

Film, Soluble

Drug class

Atypical Antipsychotic

Boxed warning

Half-life

—

about 75 hours (mean elimination half-life of the parent drug in typical adults)

Treats

Schizophrenia

Frequently asked questions

What is the difference between Fanapt and Opipza?

Fanapt contains Iloperidone, while Opipza contains Aripiprazole — 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.