Viagra Research Today is a free monthly online journal that collates and summarizes the latest research about Viagra, including details on sildenafil, erectile dysfunction, impotence, side-effects, alternatives.

Volume 2 (2005), Issue 12 (December)

1. Phosphodiesterase inhibition by sildenafil citrate attenuates a maze learning impairment in rats induced by nitric oxide synthase inhibition.
   Psychopharmacology (Berl), 183(4): 439-45. [Abstract] [Full-text]
2. Liquid chromatographic-tandem mass spectrometric method for the quantitation of sildenafil in human plasma.
   J Chromatogr B Analyt Technol Biomed Life Sci, 828(1): 118-21. [Abstract] [Full-text]
3. Peroxynitrite-induced relaxation in isolated rat aortic rings and mechanisms of action.
   Toxicol Appl Pharmacol, 209(3): 269-76. [Abstract] [Full-text]
4. Effect of diabetes on the mechanisms of intrathecal antinociception of sildenafil in rats.
   Eur J Pharmacol, 527(1): 60-70. [Abstract] [Full-text]
5. Sildenafil citrate (Viagra) complexes with bivalent ions.
   J Pharm Sci, 95(1): 225-7. [Abstract] [Full-text]
6. ROLE OF OXIDATIVE STRESS IN PATHOPHYSIOLOGY OF ERECTILE DYSFUNCTION.
   J Androl. [Abstract] [Full-text]
7. Evaluating preference trials of oral phosphodiesterase 5 inhibitors for erectile dysfunction.
   Eur Urol, 49(1): 30-7. [Abstract] [Full-text]
8. Signalling via cGMP: lessons from Drosophila.
   Cell Signal, 18(4): 409-21. [Abstract] [Full-text]
9. Viagra's rise above women's health issues: an analysis of the social and political influences on drug approvals in the United States and Japan.
   Soc Sci Med, 62(3): 683-93. [Abstract] [Full-text]
10. Relaxant effect of sildenafil in the rabbit basilar artery.
    Vascul Pharmacol, 44(1): 10-6. [Abstract] [Full-text]
11. Hemodynamic Effects of Sildenafil Citrate (Viagra) on Segmental Branches of Bilateral Renal Arteries.
    Int Urol Nephrol, 37(4): 785-789. [Abstract] [Full-text]
12. Cyclic AMP-specific and cyclic GMP-specific phosphodiesterase isoenzymes in human cavernous arteries-immunohistochemical distribution and functional significance.
    World J Urol, 23(6): 405-10. [Abstract] [Full-text]
13. In vitro functional responses of isolated human vaginal tissue to selective phosphodiesterase inhibitors.
    World J Urol, 23(6): 398-404. [Abstract] [Full-text]
14. Treating erectile dysfunction by endothelial rehabilitation with phosphodiesterase 5 inhibitors.
    World J Urol, 23(6): 385-392. [Abstract] [Full-text]
15. Clinical update on phosphodiesterase type-5 inhibitors for erectile dysfunction.
    World J Urol, 23(6): 374-84. [Abstract] [Full-text]
16. Phosphodiesterase inhibitors in female sexual dysfunction.
    World J Urol, 23(6): 393-7. [Abstract] [Full-text]
17. Successful treatment with sildenafil in systemic sclerosis patients with isolated pulmonary arterial hypertension: two case reports.
    Rheumatol Int, 26(3): 270-3. [Abstract] [Full-text]
18. Differential effects of phosphodiesterase-5 inhibitors on hypoxic pulmonary vasoconstriction and pulmonary artery cytokine expression.
    Ann Thorac Surg, 81(1): 272-8. [Abstract] [Full-text]
19. Cyclic GMP-specific Phosphodiesterase-5 Regulates Motility of Sea Urchin Spermatozoa.
    Mol Biol Cell, 17(1): 114-21. [Abstract] [Full-text]

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