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Propylhexedrine, sold under the brand name Benzedrex among others, is an alkylamine primarily utilized as a topical nasal decongestant. [1] Its main indications are relief of congestion due to colds, allergies, and allergic rhinitis. [2]
MDI canister and actuator components from H&T Presspart. A metered-dose inhaler consists of three major components: the canister, which is produced in aluminum or stainless steel by means of deep drawing, where the formulation resides; the metering valve, which allows a metered quantity of the formulation to be dispensed with each actuation; and an actuator (or mouthpiece) which enables the ...
An inhaler (puffer, asthma pump or allergy spray) is a medical device used for delivering medicines into the lungs through the work of a person's breathing. This allows medicines to be delivered to and absorbed in the lungs, which provides the ability for targeted medical treatment to this specific region of the body, as well as a reduction in the side effects of oral medications.
"It looks like inhaled anesthetics act on multiple molecular targets. That makes it a more difficult problem to pick apart." The possibility of anaesthesia by the inert gas argon in particular (even at 10 to 15 bar) suggests that the mechanism of action of volatile anaesthetics is an effect best described by physical chemistry , and not a ...
Doing spirometry. Spirometry (meaning the measuring of breath) is the most common of the pulmonary function tests (PFTs). It measures lung function, specifically the amount (volume) and/or speed (flow) of air that can be inhaled and exhaled.
US offered to swap Guantanamo prisoner to free detained Americans in Afghanistan. Sports. Sports. Yahoo Sports. 2025 NFL mock draft 4.0: Raiders make big move for QB after firing Antonio Pierce.
In 1864, the first steam-driven nebulizer was invented in Germany. This inhaler, known as "Siegle's steam spray inhaler", used the Venturi principle to atomize liquid medication, and this was the very beginning of nebulizer therapy. The importance of droplet size was not yet understood, so the efficacy of this first device was unfortunately ...
Police released images of a "person of interest" in the high-profile killing of an insurance CEO. A powerful earthquake rattled Northern California. And Pantone's annual color of the year for 2025 ...