Physiological water

Use
- For a cold or sinusitis

Ingredients
- water

- salt

Preparation
- Boil one liter of water with a teaspoon (tsp) of salt. Let cool.

Dosage
-  Use a syringe or a pipette and instill into each nostril while saying “kay kay kay .....” so that water does not pass directly in the mouth, but goes down as far as possible into the sinuses. Then blow your nose.

Shelf life
- For immediate use