STIVARGA vs VECTIBIX

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 18, 2026·How we rate

Possible drug interaction. STIVARGA and VECTIBIX 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	STIVARGA	VECTIBIX
Rating	New	72/100
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	REGORAFENIB	PANITUMUMAB
Manufacturer	Bayer Hlthcare	Amgen Inc
Dosage forms	Tablet	Solution
Drug class	—	—
Boxed warning	Boxed warning	Boxed warning
Treats	Hepatocellular Carcinoma, Colorectal Neoplasms, Gastrointestinal Stromal Tumors	Colorectal Neoplasms

stivarga vectibix

Rating

New

72/100

Pharmacy pays

—

Type

Active ingredient

REGORAFENIB

PANITUMUMAB

Manufacturer

Bayer Hlthcare

Amgen Inc

Dosage forms

Tablet

Solution

Drug class

—

Boxed warning

Treats

Hepatocellular Carcinoma, Colorectal Neoplasms, Gastrointestinal Stromal Tumors

Colorectal Neoplasms

Frequently asked questions

What is the difference between Stivarga and Vectibix?

Stivarga contains Regorafenib, while Vectibix contains Panitumumab — 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.