Sublingual spray indicated for both spring and environmental disturbances (e.g., dusty environments or those with pets). Contains plants beneficial for the well-being of the nose and throat, such as maidenhair fern and blackcurrant, and others that support the body's natural defenses, such as perilla. Vegan product. Directions for use: Shake the bottle and spray 4 times under the tongue, up to 3 times a day.