|Benzalkonium Chloride Solution||0.002%|
A nasal vasoconstricting decongestant drug which acts by binding to the same receptors as adrenaline. It is applied as a spray or as drops into the nose to ease inflammation and congestion of the nasal passageways. It binds alpha-adrenergic receptors to activate the adrenal system which causes systemic vasoconstriction, thereby easing nasal congestion.
Benzalkonium is a quaternary ammonium compound used as a biocide, a cationic surfactant, and as a phase transfer agent. Benzalkonium is more commonly contained in consumer products in its salt form, benzalkonium chloride. It is used in pharmaceutical products such as eye, ear and nasal drops or sprays, as a preservative. It is an active antimicrobial agent in antiseptic and disinfectant products.