GRANISOL vs POSFREA

Independent side-by-side comparison.

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

Possible drug interaction. GRANISOL and POSFREA 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	GRANISOL	POSFREA
Rating	New	New
Pharmacy pays	~$33.48 /30	—
Type	RX	RX
Active ingredient	GRANISETRON HYDROCHLORIDE	PALONOSETRON HYDROCHLORIDE
Manufacturer	Intra Sana Labs	Avyxa Holdings
Dosage forms	Solution	Injectable
Drug class	Serotonin-3 Receptor Antagonist	Serotonin-3 Receptor Antagonist
Boxed warning	None	None

granisol posfrea

Rating

New

Pharmacy pays

~$33.48 /30

—

Type

Active ingredient

GRANISETRON HYDROCHLORIDE

PALONOSETRON HYDROCHLORIDE

Manufacturer

Intra Sana Labs

Avyxa Holdings

Dosage forms

Solution

Injectable

Drug class

Serotonin-3 Receptor Antagonist

Boxed warning

None

Frequently asked questions

What is the difference between Granisol and Posfrea?

Granisol contains Granisetron Hydrochloride, while Posfrea contains Palonosetron Hydrochloride — 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.