For consistent drug delivery
Philips Respironics OptiChamber Diamond Anti-static valved holding chamber for use with metered dose inhalers
Helps with coordination to target medicine to your lungs
Warning whistle will alert you if you are breathing in too fast
Low resistance inspiratory and expiratory valves open freely for easy breathing
When using an inhaler alone:
Medicine can also end up in the mouth, throat and stomach and may cause side effects.
When using an inhaler with a valved holding chamber:
More medicine is delivered to the lungs where it works.
Adapted from Hirst, P.H., G.H. Pitcairn, J.C. Richards, S. Rohatagi, M.S. Gillen, and S.P. Newman. 2001. Deposition and pharmacokinetics of an HFA formulation of Triamcinolone Acetonide delivered by pressurized metered dose inhaler. J. Aerosol Med. 14:155-165.