Relieves symptoms & kills germs FAST! Usually eradicates problem overnight. Best when used to attack the problem of post nasal drip, by applying the colloidal solution with a nasal dropper to each nostril and gargling before swallowing the colloidal mixture once before retiring for sleep and in the moning before breakfast. Always found to be effective. (usually gone the next morning after prior night's application) SF/THROAT 50ml. $24.20