Very common (experienced in more than 1 in 10 patients): • infections, decrease in the number of red (anaemia), or white blood cells (which are important in fighting infection) and platelets • fever: if this happens you must tell your doctor immediately • allergic reactions as described above • loss of appetite (anorexia) • insomnia • feeling of numbness or pins and needles or pain in the joints of muscles • headache • alteration in sense of taste • inflammation of the eye or increased tearing of the eyes • swelling caused by faulty lymphatic drainage • shortness of breath • nasal drainage; inflammation of the throat and nose; cough