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: Pharmacology
Metronidazole is used for all except ? 
Select and explain. 
A. Amoebiasis, B. Giardiasis, C. Trichomonas vaginitis, D. Malaria
D: Malaria
Answer: D: Malaria 
Explanation: Ans. is 'd' i.e., Malaria Metronidazole is used in : 1. Amoebiasis 5. Pseudomembranous enterocolitis. 2. Giardiasis 6. Ulcerative gingivitis, trench mouth. 3. Trichomonas vaginitis 7. H. pylori gastritis, peptic ulcer. 4. Anaerobic bacterial infection