GLEOSTINE vs PROLEUKIN

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 9, 2026·How we rate

Possible drug interaction. GLEOSTINE and PROLEUKIN 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	GLEOSTINE	PROLEUKIN
Rating	72/100	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	LOMUSTINE	ALDESLEUKIN
Manufacturer	Azurity	Chiron
Dosage forms	Capsule	Injectable
Drug class	Alkylating Drug	Lymphocyte Growth Factor
Boxed warning	Boxed warning	Boxed warning
Half-life	about 16 to 48 hours — but note this is the half-life of lomustine's metabolites, not the parent drug	—
Treats	Brain Neoplasms, Colonic Neoplasms, Hodgkin Disease	Renal Cell Carcinoma, Non-Hodgkin Lymphoma, Melanoma

gleostine proleukin

Rating

72/100

New

Pharmacy pays

—

Type

Active ingredient

LOMUSTINE

ALDESLEUKIN

Manufacturer

Azurity

Chiron

Dosage forms

Capsule

Injectable

Drug class

Alkylating Drug

Lymphocyte Growth Factor

Boxed warning

Half-life

about 16 to 48 hours — but note this is the half-life of lomustine's metabolites, not the parent drug

—

Treats

Brain Neoplasms, Colonic Neoplasms, Hodgkin Disease

Renal Cell Carcinoma, Non-Hodgkin Lymphoma, Melanoma

Frequently asked questions

What is the difference between Gleostine and Proleukin?

Gleostine contains Lomustine, while Proleukin contains Aldesleukin — 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.