API Naphazolin Hydrochloride Naphazolin CAS 550-99-2 with 99% High Purity

Naphazolin hydrochloride is also known as nasal eye net. It is a kind of vasoconstrictor commonly used in otorhinolaryngology and ophthalmology of hospitals. It is an adrenergic drug with strong contractile blood vessels and boosting effect. It has a central nervous system. Inhibition, by contracting local blood vessels, plays a role in anti-inflammatory and analgesia in localized lesions where inflammation occurs, and can eliminate congestion due to fatigue or other causes. Clinically used for the treatment of cold, acute and chronic rhinitis, allergic conjunctivitis, allergic and inflammatory nasal congestion. Local long-term use can lead to too little blood flow in the medication, which causes the resistance to decline, resulting in a double infection. Can not be taken orally. Excessive drops or too high a concentration of the drug can cause poisoning. Children should be cautious, infants, high blood pressure, hyperthyroidism should be used with caution, and atrophic rhinitis should be banned. The interval between drops is preferably not less than 4 to 6 hours.