Steroid Sex Enhance Viagras Powder Vardenafil CAS NO.224785-90-4

Product Name:Vardenafil CAS No: 224785-91-5 Molecular formula: C23H33ClN6O4S Molecular weight: 525.06 Appearance: White Crystalline or Crystalline Powder Assay: 99% min Minimum order: 10gram Description White or almost white crystalline powder Melting Point 191.0~193.0oC 192oC Loss of drying ≤1.0% Heavy Metal ≤20ppm TLC :Only one spot Assay ≥99.5% Conclusion :It complies with the USP 32

Product Name:Vardenafil CAS No: 224785-91-5 Molecular formula: C23H33ClN6O4S Molecular weight: 525.06 Appearance: White Crystalline or Crystalline Powder Assay: 99% min Minimum order: 10gram Vardenafil's indications and contra-indications are the same as with other PDE5 inhibitors; It is closely related in function to citrate and tadalafil. The difference between the vardenafil molecule and citrate is a nitrogen atom's position and the change of sildenafil's piperazine ring methyl group to an ethyl group. Tadalafil is structurally different from both vardenafil. Vardenafil's relatively short effective time is comparable to but somewhat longer than sildenafil's. Beyond its indications for erectile dysfunction, vardenafil may be effective in the treatment of premature ejaculation, where it may significantly increase the time from penetration to ejaculation It is a highly selective PDE-5 inhibitor, playing a role in the treatment of the penile erection mainly through specific inhibition of PDE-5 activity. Compared with similar products of the drug, it has the characteristics of fast onset of action, efficacy reliable, high quality and erection of good security.