It works by using pressure to open the eustachian tube and allows the fluid that has been collected in the middle ear to drain naturally down the back of the throat. Otovent should not be used during a cold, ear or throat infection.
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It works by using pressure to open the eustachian tube and allows the fluid that has been collected in the middle ear to drain naturally down the back of the throat. Otovent should not be used during a cold, ear or throat infection.
eBay