CBD may have a role in surpressing the Cytokine Storm associated with fulminant damage to the lungs in some SARS-CoV-2 patients and that causes a severe and life threatening pneumonia.
https://www.forbes.com/sites/emilyearlenbaugh/2020/07/15/cbd-for-coronavirus-new-study-adds-evidence-for-cannabis-as-covid-19-treatment/#79c657c382d6