Common side effects due to MabThera (reported in more than 1 out of 100 patients) include: • Infections such as sepsis and pneumonia (bacterial), herpes (viral) or candidal (fungal) bronchial tube and sinuses inflammation, or other general infections of unknown origin. • Low number of red blood cells, low number of platelets in the blood, low number of red and white blood cells and platelets. • Allergic reactions (hypersensitivity) • High sugar level in the blood, weight loss, excess fluid in the face and the body, increased blood levels of the enzyme (LDH), low blood level of calcium. • Abnormal sensations of the skin, such as numbness, tingling, pricking, burning, a creeping skin sensation, decreased sense of touch.