This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti-Parasitic Drugs, Subject name: Pharmacology
[{'content': 'A patient presented with diarrhea. Stool examination show the following egg. Treatment of choice for this patient is: \nSelect and explain. \nA. Praziquantal, B. Mebendazole, C. Albendazole, D. Pyranetel pamoate', 'role': 'user'}, {'content': 'Answer: A \nExplanation: This is the egg of Hymenolepis nana (a tapeworm). Drug of choice for treatment of flukes (except liver fluke) and tapeworms (except dog tapeworm) is praziquantal. Drug of choice for treatment of liver fluke is triclabendazole. Drug of choice for dog tapeworm (Echinococcus) is albendazole', 'role': 'assistant'}]