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
Which of the following is not used as local injection for of ophthalmic use? 
Select and explain. 
A. Triamcinolone, B. Prednisolone, C. Betamethasone, D. Dexamethasone
B: Prednisolone
Answer: B: Prednisolone 
Explanation: 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