What causes ears to clog? Was feeling lightheaded last few days and today left ear is clogged up. Took sudafed pe. & can I take meclizine w/it?

"clogged ears" can… Result from middle ear infection or fluid build-up due to swollen eustachian tubes. Sudafed should help open eustachian tubes to drain fluid from ears (caution: can elevate blood pressure). If dizziness is severe enough to increase risk of falling, use the meclizine. Side effects: dry mouth, blurred vision, difficulty urinating, constipation, worsening of prostate symptoms).

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