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: Ophthalmology
[{'content': 'Which of the following is not used as local injection for of ophthalmic use? \nSelect and explain. \nA. Triamcinolone, B. Prednisolone, C. Betamethasone, D. Dexamethasone', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Answer- B. PrednisolonePeriocular steroid injections are:-Subconjunctival injection - Betamethasone or dexamethasoneSubtenon or retrobulbar injection - TriamcinoloneIntraocular steroid injections are :-Injection - intravitreal triamcinoloneSlow-release implants - fluocinolone or dexamethasone', 'role': 'assistant'}]