This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hematology, Subject name: Pharmacology
[{'content': 'Which among the following is a parentral iron forumalation \nSelect and explain. \nA. Iron hydroxy polymaltose, B. Ferrous fumarate, C. Ferric ammonium citrate, D. Iron sorbitol citric acid complex', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans) d (Ironsorbital citric acid complex) Ref KDT 6th edOral iron preparations include:Ferrous sulphate Ferrousgluconate Ferrous fumarateColloidal ferric hydroxide Ferroussuccinate Iron choline citrateIron calcium complex Ferric ammonium citrate Ferrous aminoateFerric glycerophosphate Iron hydroxyl polymaltoseOrganically prepared iron complex for parentral use:Iron- dextranIron sorbitol citric acid complex', 'role': 'assistant'}]