Along with its needed effects, a medicine may cause some unwanted effects. When mechlorethamine is applied to the skin, it does not usually cause the same effects as when it is given by injection.
However, stop using this medicine and check with your doctor immediately if the following side effects occur:
- Shortness of breath (sudden)
- Skin rash or itching
- Sore, reddened skin
Check with your doctor also if you develop dry skin. There may be a lotion or ointment that you can use to help this. However, do not use anything else on your skin unless directed by your doctor.
Your skin color may darken after you have used this medicine for a while. The effect will go away after you have stopped using the medicine.
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.