Add 1 squeeze of the dropper bulb (0.7 mL) to 2 oz. of water or juice, 3 to 4 times per day. Best taken between meals.

Dr. McWhorter's patients also report a benefit breathing in propolis when dealing with nasal/sinus congestion. To use in this way, add 2 dropperfuls to a pot of boiling water. Remove from heat. Breathe in the steam.