Iodine nasal spray, or something similar .... get someone to get you some immediately.
Cant give financial advice on a stock forum but feel free with medical... lol
@barney for your information, carefully read again the article you posted in the light of this:
Randomised controlled trials—the gold standard for effectiveness research - PMC
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and ask yourself the question "Does the article comply as a RCT?"
It does not appear to me to come within a bull's roar of being so and is fundamentally a personal opinion.
Just saying.