This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
Not used for iron poison in: FMGE 09; NEET 13 
Select and explain. 
A. Magnesium hydroxide, B. Desferrioxamine, C. Gastric lavage, D. Penicillamine
D: Penicillamine
Answer: D: Penicillamine 
Explanation: Ans. Penicillamine