Other Ingredients: microcrystalline cellulose, sorbitol, modified cellulose gum, stearic acid, and colloidal silicon dioxide.Suggested Use:2 tablets twice daily, or as recommended by your health care professional.Warnings:Not for use by pregnant or breastfeeding women. Consult your physician before use if you are currently taking Interferon, birth control medication, any prescription drug, or if you have a family history of hypertension. Discontinue use immediately and consult your physician if you develop a fever or dry cough, or have difficulty breathing.