AURLUMYN vs LETAIRIS

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 22, 2026·How we rate

Possible drug interaction. AURLUMYN and LETAIRIS 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	AURLUMYN	LETAIRIS
Rating	New	70/100
Pharmacy pays	—	~$255.61 /30
Type	RX	RX
Active ingredient	ILOPROST	AMBRISENTAN
Manufacturer	Btg Intl	Gilead Sciences Inc
Dosage forms	Injectable	Tablet
Drug class	Prostacycline	Endothelin Receptor Antagonist
Boxed warning	None	Boxed warning
Treats	Pulmonary Hypertension	Pulmonary Hypertension

aurlumyn letairis

Rating

New

70/100

Pharmacy pays

—

~$255.61 /30

Type

Active ingredient

ILOPROST

AMBRISENTAN

Manufacturer

Btg Intl

Gilead Sciences Inc

Dosage forms

Injectable

Tablet

Drug class

Prostacycline

Endothelin Receptor Antagonist

Boxed warning

None

Boxed warning

Treats

Pulmonary Hypertension

Frequently asked questions

What is the difference between Aurlumyn and Letairis?

Aurlumyn contains Iloprost, while Letairis contains Ambrisentan — 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.