For the relief of cold and flu symptoms and of upper respiratory tract infection.Recommended Dosage: (Adults) Take 2 capsules 3 times per day or as directed by a health care practitioner. Take at first sign of infection. Take with meals.Consult a health care practitioner prior to use if you are taking immunosuppressants, if you have rheumatois arthritis or if you have a progressive systemic disease, such as tuberculosis, leucosis, collagenosis, multiple sclerosis, AIDS or HIV infection. If you have kidney stones, consult a health care practitioner prior to use. If you are taking antibiotics, do not use this product. If you are taking nitroglycerin, do not use this product. If symptoms persist or worsen, consult a health care practitioner. If you have an autoimmune disorder, consult a health care practitioner prior to use. Contra-Indications: If you are pregnant or breastfeeding, do not use. If you are taking anticoagulants/blood thinners, do not use. Stop use if hypersensitivity / allergy occurs.