Say goodbye to bunged-up passages with Vicks Sinex nasal spray. When you?re all blocked up from your cold, all you want is to breathe normally again. Instant relief is what you need--and Vicks is here to help. Vicks Sinex Micromist is great when you?re on the move and need fast relief from a blocked nose. It even helps to clear your nose when you?re suffering from hayfever and sinusitis. A little squeeze up each nostril and your nose should feel clearer almost straight away and stay that way for up to eight hours.