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CAS 171599-83-0 Estrogen Steroids Sildenafil Citrate White Powder 99% Purity Viagra

Create: 03/23/2017
Expired Date:never
Category: Ether intermediates [Chemical]
Message:Sildenafil citrate (Steroids) CAS: 171599-83-0 Assay: 99% min. USP32 Packing: 1kg/foil bag, 5kg/drum Delivery: Express courier. MF: C28H38N6O11S MW: 666.7 Character: White Solid. mp 187-189¡ãC Usage: An orally active selective type 5 cGMP phosphodiesterase inhibitor. pharmaceutical material Biological Activity: Orally active, potent inhibitor of phosphodiesterase 5 (PDE5) (IC 50 = 4 nM). Enhances nitric oxide-dependent relaxation of human corpus cavernosum in vitro . Application: Sildenafil citrate, sold as Viagra, Revatio and under various other trade names, is a drug used to treat erectile dysfunction and pulmonary arterial hypertension (PAH). It was originally discovered by Pfizer scientists Andrew Bell, David Brown, and Nicholas Terrett. The primary indication of sildenafil is treatment of erectile dysfunction (inability to sustain a satisfactory erection to complete intercourse). Its use is now standard treatment for erectile dysfunction in all settings, including diabetes. In clinical trials, the most common adverse effects of sildenafil use included headache, flushing, dyspepsia, nasal congestion and impaired vision, including photophobia and blurred vision.Some sildenafil users have complained of seeing everything tinted blue (cyanopsia).Some complained of blurriness and loss of peripheral vision. In July 2005, the FDA found that sildenafil could lead to vision impairment in rare cases and a number of studies have linked sildenafil use with nonarteritic anterior ischemic optic neuropathy.
City:Wuhan Hubei[CN] 
Location:
 
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