Treatment of iron deficiency in adults and adolescents (children ≥12 years) where the use of ferrous iron supplements is not tolerated, or otherwise inappropriate, take 100 mg to 200 mg iron (1 to 2 tablets, 10 - 20 ml syrup, or 40-80 drops) daily preferably with food, or higher doses as directed by your medical practitioner. Prevention of iron deficiency in adults and adolescents (children ≥12 years) at high risk where the use of ferrous iron supplements is not tolerated, or otherwise inappropriate, take 100 mg iron (1 tablet, 10 ml syrup, or 40 drops) daily preferably with food, or higher doses as directed by your medical practitioner. Our customer service representative works on 24/7 basis. Your satisfaction is of utmost importance to us. Always feel free to email us with any questions.