The nebulizer may also include a nebulizer outlet in communication with the body for delivery of the aerosol to a patient, an entrainment passage for providing entrainment flow from {TAIL ~ atmosphere} during inhalation by the patient, and a control conduit in fluid communication with the fluid conduit for delivery of {HEAD ~ a control gas} to the fluid conduit to prevent the delivery of the medication proximate the jet 
The nebulizer may also include a nebulizer outlet in communication with the body for delivery of the aerosol to a patient , an entrainment passage for providing entrainment flow from { TAIL ~ atmosphere } during inhalation by the patient , and a control conduit in fluid communication with the fluid conduit for delivery of { HEAD ~ a control gas } to the fluid conduit to prevent the delivery of the medication proximate the jet
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