They’re called metered-dose inhalers, and they’re paired with a device called a spacer — essentially a face mask that connects to the dispenser. That enables the medicine to be given as an ...
Aim: (1) To compare the efficacy and adverse effects of treatment using nebulizers vs pressurized metered-dose inhalers (MDIs) with or without a spacer/holding chamber vs dry powder inhalers (DPIs ...
Porush created the first metered-dose inhaler (MDI) in just two months. By March 1956, the Food and Drug Administration had approved two new aerosol drugs for asthma, as well as Porush’s device ...