|Chemical and physical data|
|Molar mass||210.274 g·mol−1|
|3D model (JSmol)|
|(what is this?)|
Naphazoline is a medicine used as a decongestant. It is a sympathomimetic agent with marked alpha adrenergic activity. It is a vasoconstrictor with a rapid action in reducing swelling when applied to mucous membrane. It acts on alpha-receptors in the arterioles of the conjunctiva to produce constriction, resulting in decreased congestion.
It was patented in 1934 and came into medical use in 1942.
A few warnings and contraindications that apply to all naphazoline-containing substances intended for medicinal use are:
A possible association with stroke has been suggested.