A viewer asks about the herb Pau d’Arco, from the species Tabebuia impetiginosa, whether it can be used as a safe and effective antiviral? Is it good enough to add it to our Antiviral Regimen?

Like many plants, there are constituents that have some antiviral activity, but this is not a particularly potent one nor having a unique spectrum of action that would add to the Antiviral Regimen in a meaningful way.