On the left is a simplified version of the original article linked here Attenuation of influenza-like symptomatology and improvement of cell-mediated immunity with long-term N-acetylcysteine treatment
Keep in mind that both the flu and Cov-19 kill patients with viral respiratory illnesses typically with free radical induced ARDS.
NAC protects against ARDS.
Setting Covid-19 aside for a moment, one must ask the obvious question, why, since 1997, have our health officials not recommended over-the-counter NAC during the flu season?
Is this criminal negligence or possibly a greater conspiracy? drbob