Safe, natural, refillable from any of the larger colloidal silver bottles so you need only purchase this sprayer once.
Apply directly to nostrils in cases of * colds * flu * nasal congestion, * sinus
“Sniff” it right into the sinuses (best done lying down) and let this wonderful colloidal silver go to work eliminating infections and restoring easy breathing.
Apply as frequently as is desired. There are no side effects.