This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Forensic Toxicology - Concepts, Statutes, Evidence, and Techniques, Subject name: Forensic Medicine
The following are true regarding poison except: 
Select and explain. 
A. Used for producing pseudobruise, B. No specific antidote available, C. Active principle is Aconitine, D. Produces intense gastroenteritis
C: Active principle is Aconitine
Answer: C: Active principle is Aconitine 
Explanation: Ans. (C). Active principle is aconitinePic show semicarpus anacardium (marking nut)Active principles are semicarpol, bhilawanolMarking nut juice is used for artificial bruise.