Terfenadine dispersible tablets
Function and Efficacy
Pharmacology: This product is a specific H1 receptor blocker. At an effective antihistamine dose, this product and its metabolites are not easy to pass through the blood-brain barrier, so they rarely have central nervous system inhibitory effects.
Ingredients
The main ingredient of this product and its chemical name is terfenadine, and its chemical name is alpha;-(p-tert-butylphenyl)-4-(hydroxydiphenylmethyl)-1-piperidinol.
| Name | Description | Content | CAS NO. | Manufacturer |
|---|---|---|---|---|
| TerfenadineIngredients |
This product is a specific H1 receptor blocker. At an effective antihistamine dose, this product and its metabolites are not easy to pass through the blood-brain barrier, so they rarely have central nervous system inhibitory effects. More |
50679-08-8 | 18 |
Appearance
This product is white or off-white tablets.
Indication
Seasonal allergic rhinitis, perennial allergic rhinitis, acute and chronic urticaria, etc.
Usage and Dosage
Oral administration. Adults and those over 12 years old: 60 mg once, twice a day; Children 6-12 years old: 30 mg once, twice a day, or as directed by a doctor.
Adverse Reactions
1. Cardiac system: According to foreign literature reports, the following adverse reactions are rare, such as ventricular arrhythmia, torsades de pointes, ventricular tachycardia, ventricular fibrillation, cardiac arrest, hypotension, atrial flutter, syncope, dizziness, QT interval prolongation, etc. Most of the above reactions are caused by drug interactions; 2. Central nervous system: such as headache, dizziness, fatigue, etc.; 3. Gastrointestinal system: abdominal discomfort, nausea, vomiting, increased appetite, changes in bowel habits, etc.; 4. Others: dry mouth, dry nose, dry throat, rash, etc.
Precautions
Patients with obvious liver damage; patients with organic heart disease, especially atrioventricular block, congenital long QT syndrome; patients who are allergic to this product.
Drug Interactions
It is not suitable to be taken at the same time as erythromycin, ketoconazole, and itraconazole. It is not suitable to be used with drugs that can cause arrhythmia. Drugs that inhibit the function of liver drug metabolizing enzymes can slow down the metabolism of this product, such as itraconazole and ketoconazole.
Storage
Sealed, store in a cool, dry place.
Packaging Specification
60 mg
Manufacturer
Xian C.p.pharmaceutical Co., Ltd.
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Founded in:
1994-09-26 -
Address:
No. 51, Xiying Road, Yanta District, Xi'an City, Shaanxi Province -
Tax NO.:
916100006231014576 -
Registered Funds:
29.1 million yuan -
Website:
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Email: