Prevention

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Prevention

February 4, 2026

Why Iodine Nasal Spray Is Gaining Attention During Flu Season

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Prevention

July 16, 2025

Can Nasal and Oral Rinses Help Protect Healthcare Workers From COVID-19?

What if reducing the risk of COVID-19 transmission were as simple as a nasal spray and mouthwash? A team of UK clinicians propose a povidone-iodine protocol to help protect healthcare workers during high-risk procedures.

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Prevention

July 16, 2025

Can a Simple Mouth Rinse Help Stop COVID-19 Spread in Dental Clinics?

Dental care changed drastically during the COVID-19 pandemic, especially in fields like prosthodontics where aerosol-generating procedures are the norm. While personal protective equipment and ventilation upgrades have taken center stage, another layer of protection deserves more attention: oral rinses with povidone-iodine (PVP-I).

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PVP-I Use Cases

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PVP-I Use Cases

Can a 0.23% Povidone-Iodine Rinse Shorten COVID-19? A Pilot Study Offers Encouraging Clues

We’ve talked a lot about povidone-iodine (PVP-I) as a potential virus killer, but how does it hold up in the real world—especially in people who already have COVID-19? A recent clinical pilot study from King Saud University Medical City set out to find answers by testing whether low-dose PVP-I nasal rinses and mouthwashes could reduce viral load and shorten the infectious period.

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PVP-I Use Cases

Protecting Healthcare Workers and Patients: The Role of Povidone-Iodine Mouthwash and Nasal Spray in COVID-19 Prevention

During the peak of the COVID-19 pandemic, healthcare workers faced immense exposure risks—often with limited options for protection beyond PPE. But what if a simple mouthwash or nasal spray could offer an additional line of defense? A comprehensive paper explores how povidone-iodine (PVP-I) products might reduce transmission between patients and health professionals alike. Here's how this low-cost, science-backed solution could play a vital role in infection control.

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PVP-I Use Cases

Can Povidone-Iodine Kill COVID-19 in Just 15 Seconds? New Lab Study Says Yes

While masks and vaccines have dominated COVID-19 headlines, another line of defense has been quietly gaining ground: antiseptic nasal sprays. One in particular—povidone-iodine (PVP-I)—has shown remarkable results in lab studies. A new in vitro (test tube) study published in JAMA Otolaryngology reveals just how fast and effective this simple nasal antiseptic can be against SARS-CoV-2, the virus behind COVID-19.

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