Product description

Bosentan Powder is A non-peptide non-selective endothelin receptor blocker, a highly substituted pyrimidine derivative or a competitive blocker of endothelin 1 (ET-1) receptors that binds to endothelin receptor A(ETA) in blood vessels and endothelin receptor B(ETB) in brain, epithelial and smooth muscle cells.
For the treatment of pulmonary arterial hypertension (PAH) in patients with dyspnea at rest or during light exercise (functional status score Ⅲ or Ⅳ) and for the improvement of exercise endurance and related symptoms.
Adverse events that occurred in less than 1% of patients treated with this product were: Increased alkaline phosphatase, anaphylactic shock, anorexia, ascites, asthma, atrioventricular block, increased blood urea, bronchospasm, cardiac arrest, central nervous system inhibition, cerebrovascular disease, chest pain (non-cardiac), prolonged coagulation time, shortened coagulation time, conjunctivitis, cystitis, dehydration, dermatitis, attention disorder, dry skin, duodenal ulcer, dysuria, Ecchymosis, eczema, etc.

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COA
| Items | Standard | Result |
| Appearance | White to yellowish-white, fine powder | Conform |
| Solubility | Meets the requirements | Conform |
| Heavy metals | 0.1% max | 0.04% |
| Residual solvents | Meets the requirements | Meets the requirements |
| Assay | 98.0-101.0% | 99.60% |
| Conclusion | Conform with enterprise specification | |
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What is the drug Bosentan Powder used for?
Bosentan powder is used to treat pulmonary arterial hypertension (PAH, high blood pressure in the vessels that carry blood to the lungs) in adults and children 3 years of age and older. Bosentan may improve the ability to exercise and slow the worsening of symptoms in patients with PAH.
Why is bosentan hazardous?
Bosentan is an endothelin receptor antagonist used in the therapy of pulmonary arterial hypertension (PAH). Bosentan has been associated with serum enzyme elevations during therapy and with rare instances of clinically apparent acute liver injury.
What is the mechanism of action of bosentan?
The mechanism of action of bosentan is competitive inhibition of endothelin-1 receptors. Endothelin-1 is a potent vasoconstrictor, which also mediates cell proliferation, fibrosis and inflammation. It is mainly synthesized in endothelial cells and acts locally in autocrine and paracrine fashion.
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Package

Shipping Methods
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Transportation Time |
Shipping method |
Cargo weight requirements |
Advantage |
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3-7 days |
DHL,Germany DHL,Germany DPD, |
Suitable for under 50kg. |
We have warehouses in Germany and California, USA, and customers in Europe and America can enjoy sending goods directly from these two places. |
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7-15 days |
By Air |
Suitable for more than 50kg. |
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15-60 days |
By Sea |
Suitable for more than 500kg. |
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