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A member asked:
Does caffeine dilate vessels around sinuses? i know it is a diuretic and therefire contraindicated during sinus infection, but if i stay hydrated...?
A doctor has provided 1 answer
No--it constricts: Caffine is a stimulant and has diuretic properties. It actually has some vasal constrictive property--though mild...
Answered 8/18/2013
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