CAMPATH vs PURINETHOL

Independent side-by-side comparison.

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

Possible drug interaction. CAMPATH and PURINETHOL 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	CAMPATH	PURINETHOL
Rating	70/100	New
Pharmacy pays	—	~$29.79 /30
Type	RX	RX
Active ingredient	ALEMTUZUMAB	MERCAPTOPURINE
Manufacturer	Genzyme	Stason Pharms
Dosage forms	Injectable	Tablet
Drug class	Cd52-Directed Cytolytic Antibody	—
Boxed warning	Boxed warning	None
Treats	B-Cell Chronic Lymphocytic Leukemia	Non-Hodgkin Lymphoma, B-Cell Chronic Lymphocytic Leukemia, Precursor Cell Lymphoblastic Leukemia-Lymphoma

campath purinethol

Rating

70/100

New

Pharmacy pays

—

~$29.79 /30

Type

Active ingredient

ALEMTUZUMAB

MERCAPTOPURINE

Manufacturer

Genzyme

Stason Pharms

Dosage forms

Injectable

Tablet

Drug class

Cd52-Directed Cytolytic Antibody

—

Boxed warning

None

Treats

B-Cell Chronic Lymphocytic Leukemia

Non-Hodgkin Lymphoma, B-Cell Chronic Lymphocytic Leukemia, Precursor Cell Lymphoblastic Leukemia-Lymphoma

Frequently asked questions

What is the difference between Campath and Purinethol?

Campath contains Alemtuzumab, while Purinethol contains Mercaptopurine — 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.