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
Chloroquine toxicity causes all except ? 
Select and explain. 
A. Loss of vision, B. Lichenoid eruptions, C. Convulsions, D. Weight gain
D: Weight gain
Answer: D: Weight gain 
Explanation: Ans. is 'd' i.e., Weight gain Side effects with chloroquine administration are frequent and unpleasant and include Nausea, Vomiting, Anorexia, Uncontrollable itching, Epigastric pain, Uneasiness, Difficulty in accommodation & Headache. Weight gain is not a feature of Chloroquine side effects.