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|Naphazoline 99% Powder
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|Aluminum foil bag
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API Pharmaceutical Treatment of Chronic Rhinitis cas 835-31-4 Naphazoline Powder
The Introduction of Naphazoline 99% Powder
English name naphazoline
CAS No. 835-31-4
Molecular weight 210.274
Density 1.2 ± 0.1 g/cm3
Boiling point 440.5 ± 24.0 ° C at 760 mmHg
Molecular formula C14H14N2
Melting point 254 º C
Flash point 220.2 ± 22.9 ° C
The efficacy and effect of naphthalazoline hydrochloride can generally treat acute and chronic rhinitis, inflammatory nasal congestion, allergic rhinitis and other needs to be checked in a regular hospital in time.
1, acute and chronic rhinitis: Naphthalazoline hydrochloride is an alpha receptor agonist, can treat inflammation caused by vasoconstriction, can treat acute and chronic rhinitis caused by discomfort symptoms.
2. Inflammatory nasal congestion: When there is a serious nasal congestion, it may lead to nasal congestion, which can be treated with naphazoline hydrochloride under the guidance of a doctor.
3, cold allergic rhinitis: when there is a cold allergic rhinitis, it may also affect the health of the body, and it needs to be treated by naphazoline hydrochloride under the guidance of a doctor. In addition, it can also treat allergic conjunctivitis
Naphazoline, also known as naphazoline or Nayanjing, is a vasoactive drug that acts on the circulatory system. It belongs to the class of adrenergic drugs and has the pharmacological activity of constricting blood vessels. Local application can relieve swelling and congestion of the nasal mucosa. It is a direct action α Adrenergic agonist, which can cause the dilation of small arteries in the nose to contract, but is beneficial for β Adrenergic receptors have no effect. After local application, the effect can appear within 10 minutes and last for 2-6 hours. Clinically, it is used to treat acute and chronic nasal, eye, and pharyngeal mucosal congestion caused by various reasons, such as allergies, inflammation, pathogenic microbial infections, etc., and has the effect of relieving blepharospasm.
Naphthalazoline hydrochloride generally refers to the nasal drops of naphthalazoline hydrochloride, its role is mainly to shrink the nasal mucosal blood vessels, reduce nasal mucosal congestion, edema, improve nasal congestion symptoms, can be used to treat acute and chronic rhinitis, sinusitis, allergic rhinitis and other diseases.
Naphazoline hydrochloride nasal drops are a kind of vasoconstrictor, which can directly stimulate the α1 receptor of blood vessels, so as to reduce the congestion and edema of the nasal mucosa and improve the symptoms of nasal congestion. The drug can be used to treat the symptoms of nasal congestion caused by acute and chronic rhinitis, sinusitis, allergic rhinitis and other diseases. If the patient has nasal mucosa dryness, nasal mucosa erosion and other conditions, it can also be treated with naphazoline hydrochloride nasal drops under the guidance of a doctor to help promote the recovery of the disease.
It should be noted that if the patient is allergic to naphazoline hydrochloride nasal drops, it should be prohibited to use, so as not to cause allergic reactions, rash, itching and other uncomfortable symptoms. In addition, if a patient has symptoms of discomfort after using naphazoline hydrochloride nasal drops, it is recommended to seek medical attention in time so as not to delay the condition
|ITEMS OF ANALYSIS
|White crystalline powder, odorless or practically odorless and practically tasteless
|IR: The infrared absorption spectrum should be concordant with the reference spectrum
|Soluble in ethanol, chloroform and acone, almost insoluble in water.
|Conform with the standard