TITLE: OptiChamber Advantage Valved Holding Chamber Use with metered dose inhalers.
Please see Manufacturer's Directions for Use Instructions * Helps target medicine to your lungs. Helps keep you from spraying drug on the back of your throat. Clear mouthpiece helps caregiver to see valve movement to coordinate timing of medication actuation. Helps eliminate unpleasant tastes of some medications. Warning whistle to alert you if you are breathing too fast. Face masks can be attached when using the mouthpiece alone is too difficult.