You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Oral iron chelating agent - and explain in detail?
Ans. is 'c' i.e., Deferiprone Deferiprone* It is an orally active iron chelator which has simplified the treatment of transfusion siderosis in thalassemia patients.* Excessive haemolysis occurs in these patients, and they have to be given repeated blood transfusions.* An iron chelator has to be used to clear the resulting iron overload.* Oral deferiprone is a somewhat less effective alternative to injected desferrioxamine.* Side effects and cost of treatment are reduced.* Deferiprone has also been indicated for acute iron poisoning (less effective than desferrioxamine) and for iron load in liver cirrhosis.* Side effects are anorexia, vomiting, altered taste, joint pain, reversible neutropenia, rarely agranulocytosis. However, long-term safety is not yet known.