Consult a healthcare professional prior to use if you are undergoing chemotherapy treatment, if you suffer from an immune disorder (e.g. Crohn's disease, myasthenia gravis, multiple sclerosis, rheumatoid arthritis, systemic lupus erythematosus, HIV/AIDS, etc.), or if you have any other medical condition.
Do not use if you are pregnant or breast-feeding. Hypersensitivity (allergy) has been reported; in this case, discontinue use. Skin irritation, nausea and diarrhea have been reported; in these cases, discontinue use.