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In adults with epistaxis that hasn't stopped after nasal clip treatment does the use of lidocaine with phenylephrine anaesthetic spray topically prior to rapid rhino insertion vs no lidocaine with phenylephrine anaesthetic spray topically resolve epistaxis faster.

Three Part Question

[In adults with epistaxis that hasn't stopped after nasal clip treatment] [does the use of lidocaine anaesthetic spray topically prior to rapid rhino insertion vs no lidocaine anaesthetic spray topically] [resolve epistaxis faster?]