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Sinex SEVERE Allergy & Sinus Nasal Spray offers ultra-fine mist delivery of a potent decongestant that targets nasal swelling and sinus pressure directly. Designed for severe congestion caused by colds or allergies, it provides up to 12 hours of relief per use. Each pack includes two bottles with 265 sprays each, ensuring long-lasting support. This product is HSA and FSA eligible, making it a convenient and effective choice for managing sinus discomfort.






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