[aimhigh]

Vitamin B3 also dialates blood vessels.

[independentmind]

I read earlier that many doctors are seeing thrombosis in COVID patients.

I wonder if Viagra is being used to prevent that.

Might be a better option than heparin.

[Grampa Dave]

Vitamin B3:

Commonly know as Niacin.

[PA Engineer]

For reference: Does nicotinic acid (niacin) lower blood pressure?