NutriBiotic First Aid Ear Drops with Grapefruit Seed Extract and Tea Tree Oil NutriBiotic First Aid Ear Drops are an excellent topical treatment for ear aches, swimmer"s ear, and over-production of wax. This soothing, antiseptic formula helps ease pain and soothe itchy, irritated skin. Adults, place 2 or 3 drops in affected ear. Children, place 1 drop in affected ear. Repeat up to 3 times daily. WARNING: Do not put in eyes, mouth, or nose. If irritation persists, consult physician. KEEP OUT OF REACH OF CHILDREN. Glycerin, Alcohol, Grapefruit Seed Extract, and Tea Tree Oil.