Prostaglandin E1 Impurity 2, alprostadil 99% white powder 745-65-3 Senwayer

• Prostaglandin E1, also known as alprostadil. Prostaglandin E1 is widely present in the body of biologically active substances, as one of the prostaglandin family, it is a recognized endogenous physiologically active substances. 

• Uses:
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• Used for diabetic neuropathy, myocardial infarction, thrombotic vasculitis, arteriosclerosis obliterans, central retinal vein thrombosis.
  It is used in the treatment of hepatitis cirrhosis, cerebral infarction, diabetes, impotence, respiratory diseases. Liver damage is not serious childA, class B patients, especially patients with antithrombin level childA China effect. For induction of labor, oxytocin, renal insufficiency, treatment mumps, pancreatitis. Injection of prostaglandin E1 is mainly applied to myocardial infarction, heart failure, thrombotic vasculitis, chronic arterial occlusive disease, central retinal vein thrombosis, platelet protection for extracorporeal circulation, arteriography, revascularization surgery.
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Effects:

1. It dilates blood vessels, inhibits platelet aggregation.
2. It improves liver circulation, increases the oxygen supply, promotes liver metabolism and detoxification.
3. It stabilizes liver cell membrane, inhibits of inflammatory cytokines and promotes regeneration.

• Prostaglandin E1 acts directly on vascular smooth muscle, dilates blood vessels, increases blood flow, improves microcirculation perfusion; and inhibits platelet aggregation and thromboxane A2 production, inhibits atherosclerosis, lipid plaque and immune complex formation; it also owns following effects: the expansion of the periphery small blood vessels and coronary arteries, reduction of peripheral vascular resistance and blood pressure, protection platelet membrane against thrombosis; protection the ischemic myocardium, reducing myocardial infarct size; anti-heart failure; renal vascular dilation, increased renal blood flow, removal of non-protein nitrogen, regulating sodium and water balance, with a diuretic and renal-protecting function. t1/2 is 5~10min. 68% is excreted by renal after hepatic metabolism . Clinical usage includes angina pectoris, myocardial infarction, pulmonary hypertension, chronic arterial occlusion.

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• Adverse reactions of PGE1 may involve multiple body systems and organs, but the most common adverse reactions are at the injection site, mainly redness, itching, and vascular pain, vasculitis at the injection site, some patients skin can be a "red line" along the vein.
  Adverse reactions for digestive system ,include nausea, vomiting, diarrhea, which may be related to PGE1 gastrointestinal smooth muscle contraction effects. Cardiovascular adverse reactions and nervous system adverse reactions are more common. In addition, erythema, pruritus, rash, and anaphylaxis, which may be caused by PGE1 binding directly with mast cell surface glycoprotein to be sensitized , and then to produce a variety of immediate hypersensitivity antigen binding and biological activity release, particularly histamine and other substances causing allergic reactions. In addition, PGE1 can cause dry eyes, blurred vision, dry mouth, low back pain, and reduce the total number of white blood cells and other rare adverse reactions, it should also lead to enough clinical attention. During the treatment, it should pay attention to check body temperature, blood pressure and white blood cells.

Wuhan senwayer century chemical Co.,Ltd located in the predominant WuHan City where is a traffic hinge of China,specilize in producing and developing pharmaceutical & its intermediates, Pesticide Intermediate, food additive, Plant extracts,and in distributing the products of our own company and affiliated enterprises.

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