Mechlorethamine should only be administered under the supervision of a qualified healthcare provider experienced in the use of cancer chemotherapeutic agents.
Serious side effects have been reported with the use of mechlorethamine including: allergic reactions (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives); decreased bone marrow function and blood problems (extreme fatigue; easy bruising or bleeding; black, bloody or tarry stools; fever or chills; or signs of infection such as fever; chills, or sore throat); severe nausea, vomiting, diarrhea, and loss of appetite; and others. Talk to your doctor about the possible side effects from treatment with mechlorethamine.
Mechlorethamine is highly toxic and both the powder and solution must be handled with care. Inhalation of dust or vapors and contact with skin or mucous membranes (eyes, nose and mouth) must be avoided.
Mechlorethamine is a cancer (antineoplastic) medication. Mechlorethamine interferes with the growth of cancer cells and slows their growth and spread in the body.
Mechlorethamine is used to treat several types of cancer, such as Hodgkin's Disease, lymphosarcoma, chronic myelocytic or chronic lymphocytic leukemia, lung cancer and mycosis fungoides. Mechlorethamine is also used to treat certain other blood disorders (polycythemia vera) and is sometimes injected into body spaces, such as the chest, abdomen or the sack containing the heart, to stop the accumulation of fluids caused by cancer.
Mechlorethamine may also be used for purposes other than those listed in this medication guide.
Before taking mechlorethamine, tell your doctor if you
have had recent vaccinations;
have any type of infection;
have bone marrow problems;
have had radiation or x-ray therapy; or
have been treated with other cancer (chemotherapy) medicines.
You may not be able to take mechlorethamine, or you may require a dosage adjustment or special monitoring during treatment if you have any of the conditions listed above.
Mechlorethamine is in the FDA pregnancy category D. This means that mechlorethamine is known to cause birth defects in an unborn baby.![]() |
![]() |
