If the sinus is infected, a steroid injection alone isn't effective as a course of appropriate antibiotics would be needed. The steroid reduces inflammation only. Inflammatory processes in nasal& paranasal sinus linings should start to improve within 2 or 3 days of receiving a steroid injection.
Answered 6/12/2023
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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