| Product Name | Betahistine Dihydrochloride |
| Appearance | White to almost crystalline powder, very hygroscopic |
| Assay | 99.0%~101.0% |
| pH | 2~3 |
| Loss on drying | ≤1.0% |
| Sulphated ash | ≤0.1% |
| Identification | IR: Similar to the reference standard
HPLC: Similar to the reference standard |
| Residual solvents(2-propanol) | ≤0.5% |
| Solubility | Very soluble in water
Freely soluble in alcohol (96%)
Practically insoluble in 2-propanol |
| Clarity of solution | (0.1g in10ml carbon dioxide free water)-clear |
| 2-(2-Hydroxyethyl) pyridine | ≤0.2% |
| 2-Vinylpyridine | ≤0.2% |
| N-Methyl-N,N-bis(2-Pyridin-2-yl-ethyl)amine | ≤0.2% |
| Other individual impurity | ≤0.1% |
| Total impurities | ≤0.5% |
Betastine hydrochloride, also known as anti-dauling and petaridine, is a histamine H1 receptor agonist, belongs to the class of histamine vascular dilator drugs, with capillary dilation, improve microcirculation, can increase cerebral blood flow and inner ear blood flow, can relax the inner ear capillary sphter, can eliminate inner ear vertigo, tinnitus and ear blockage. Mainly used in the treatment of speech Mr Disease (an idiopathic inner ear disease), acute and chronic ischemic cerebrovascular disease, also used in the treatment of cerebral arteriosclerosis, ischemic cerebrovascular disease, head trauma or orthostatic dizziness caused by high blood pressure, dizziness, tinnitus, deafness, inner ear vertigo, etc., for a variety of reasons are relief headache, also has the obvious curative effect for bedsore. Betahistine hydrochloride on the expansion of the capillaries and histamine are similar, but not increase its permeability, can significantly increase the flow of blood to the brain and the inner ear and eliminate the lymphedema, direct inhibition of vestibular nuclei touch type tu Ⅰ neurons to produce more of a large number of impulse, thereby eliminating speech Mr Syndrome symptoms such as dizziness, tinnitus and ears closed. The drug also has mild anticoagulation, anti-platelet aggregation, reduced blood viscosity and diuretic effects.
Packaging & Shipping
| Quantity(Metric Tons) | 1 - 1 | 2 - 20 | >20 |
| Est. Time(days) | 10 | 25 | To be negotiated |
Hebei Lingding Biotechnology Co., Ltd. is a professional business company ,that include pharmaceutical raw materials, pharmaceutical intermediates,and other more than 1000 products of the enterprise, The registered capital is 3 million yuan, it is a collection of scientific research, production and sales in one of the enterprises.
Since its establishment, the company has always adhered to the core concept of "focus on products, attentive service", adhere to the business purpose of "innovation, professional, win-win", to provide customers with a full range of meticulous and thoughtful services. We will adhere to the customer's serious and responsible attitude, comply with the standardized operation procedures, with efficient execution to complete customer needs.
The company's products are sold all over the world, mainly exported to the United States, Europe, Southeast Asia, Australia, the Middle East and South Africa and other countries.The company has a strong scientific research and technical team, can provide customers with high quality products and a full range of services. We will provide first-class products and better service to face the needs of customers, to meet the challenges of the market. Welcome domestic and foreign customers to negotiate.
Our Services
1.Any inquiry or message will be replied within 12 hours.
2.Professional manufacturer. Welcome to visit our website.
3.API, Intermediate are available, we can offer Custom Synthesis, and registration as well.
4.Fast delivery.
5.After-sale services
FAQ
Q1. Are you a manufacturer?
Answer: Yes, we have our own factory.
Q2. Do you have GMP or DMF?
Answer: Yes, we have GMP certificate for some products, and we can provide DMF as well.
Q3. What information should I let you know if I want to get a quotation?
Answer: -Quality you require, eg. Assay, Purity, or single impurity
-Quantity you need
-Standard you want, such as USP, EP, JP etc.
Q4. How to make the payment?
Answer: T/T in advance are highly recommended. We can accept Western Union,
Money Gram and Paypal as well.
Q5. When will you deliver the goods?
Answer: For sample(less than 1kg), in about 3 working days after payment; for larger orders (more than 1kg), in about 7 working days after payment.
Q6. How will you deliver the goods?
Answer: We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS, China Air Post. For container products, we can do sea shipping. You also can choose your own shipping forwarder.
Q7. When will we receive the goods?
Answer: For samples, we will send by TNT/DHL/FEDEX/UPS express, usually it takes about 3-5 to reach you; for larger orders, it will take about 7 -10days at most.
Q8. What if we find your products unsatisfied?
Answer: We will send you a COA (Certificate of Analysis) to you first for you to confirm the quality, but if you find our products not confirm with the COA after you receive it, please show us your test result, we will refund you once we confirm that.
Q9.Do you have stock?
Answer:As we know,most customers prefer stock,so we will try to keep stock for some products.
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