This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Drugs, Subject name: Ophthalmology
[{'content': "Bull's eye lesion seen with: (PGI Nov 2009) \nSelect and explain. \nA. Chloroquine, B. Dapsone, C. Rifampicin, D. Ethambutol", 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans: A (Chloroquine) akobiec 2nd / 2240.2248 }Causes of Bull's Eye MaculopathyChloroquine1?Toxicity of phenothiazine D Bardet-Biedl SyndromeInverse retinitis pigmentosaDystrophies:benign concentric annular macular dystrophyfenestrated sheem dystrophycone dystrophyStargardt disease Bulls eye maculopathy causes loss ofcentrai vision as well as constriction of peripheral fields.The two main S/E of Chloroquine are - corneal deposits & maculopathyQRetinal Toxicity of Systemic Drugs# Chloroquine/Hydroxy chloroquine : Bull's eye maculopa thyQ.Thioridazine : pigmentary retinopathyChloropromazine : Pigment clumping of retinaNiacin: bilateral maculopathy that mimics cystoids macular edema.Tamoxifen : fine refractive intraretinal crystals as well as granular deposits at the level of the pigment epithelium.Deferoxamine : macular pigmentary irregularities", 'role': 'assistant'}]