Ensure spray is at room temp & end piece is securely fitted. Inset nozzle as fas as it allows you, give one short squirt in 1 or both ears as needed - usually 2-3 times per week or 1-2 times a day. Tip head to the side and gently wipe away residual. Rinse the transparent end piece with warm soapy water after each use and leave to dry.
Storage Instructions: Room temperature (15-25 deg C.) Keep in a dry dark place in original container