OLUMIANT vs XELJANZ

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 17, 2026·How we rate

Possible drug interaction. OLUMIANT and XELJANZ 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	OLUMIANT	XELJANZ
Rating	New	64/100
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	BARICITINIB	TOFACITINIB CITRATE
Manufacturer	Eli Lilly and Co	Pfizer
Dosage forms	Tablet	Solution, Tablet
Drug class	Janus Kinase Inhibitor	Janus Kinase Inhibitor
Boxed warning	Boxed warning	Boxed warning
Treats	Rheumatoid Arthritis	Rheumatoid Arthritis

olumiant xeljanz

Rating

New

64/100

Pharmacy pays

—

Type

Active ingredient

BARICITINIB

TOFACITINIB CITRATE

Manufacturer

Eli Lilly and Co

Pfizer

Dosage forms

Tablet

Solution, Tablet

Drug class

Janus Kinase Inhibitor

Boxed warning

Treats

Rheumatoid Arthritis

Frequently asked questions

What is the difference between Olumiant and Xeljanz?

Olumiant contains Baricitinib, while Xeljanz contains Tofacitinib Citrate — 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.