Research Overview: Viagra Mactropin
Viagra Mactropin is a sildenafil citrate pharmaceutical preparation manufactured by Mactropin for controlled laboratory research applications. As a selective phosphodiesterase type 5 (PDE5) inhibitor, this compound enables researchers at Stroid UK Shop to investigate cyclic guanosine monophosphate (cGMP) signalling pathways in vascular smooth muscle tissue models. Sildenafil citrate demonstrates high selectivity for PDE5 enzymes compared to other phosphodiesterase subtypes, making it an essential reference compound in cardiovascular and pulmonary research. The mechanism involves competitive inhibition of PDE5, preventing cGMP degradation and maintaining elevated intracellular levels that modulate smooth muscle relaxation responses in experimental models.
Laboratory Applications
Research teams examine sildenafil citrate across multiple experimental frameworks studying endothelial function, nitric oxide signalling cascades, and pulmonary arterial pressure regulation. This compound proves particularly valuable for investigating erectile dysfunction pathophysiology, pulmonary arterial hypertension mechanisms, and altitude-related pulmonary oedema in controlled laboratory settings. Scientists analyse dosage-response relationships, pharmacokinetic profiles, and tissue distribution patterns using validated analytical methods. The compound serves as a positive control in erectile dysfunction research alongside other PDE5 modulators. Research applications extend to studying vascular remodelling, smooth muscle cell proliferation, and endothelial nitric oxide synthase expression in various disease models.
Technical Specifications
| Active Pharmaceutical Ingredient | Sildenafil Citrate |
|---|---|
| CAS Registry Number | 139755-83-2 |
| Molecular Formula | C₂₂H₃₀N₆O₄S·C₆H₈O₇ |
| Molecular Weight | 666.70 g/mol |
| Storage Requirements | Room temperature, dry environment |
| Analytical Method | HPLC with UV detection |
Cross-reference studies frequently compare sildenafil mechanisms with selective androgen receptor modulators and peptide therapeutics in comprehensive research protocols examining multiple physiological pathways.
Research Compliance
Viagra Mactropin is supplied exclusively for in-vitro laboratory research purposes and analytical reference applications. This product is not intended for human consumption, therapeutic use, or any application outside controlled research environments. Researchers must ensure appropriate institutional oversight and safety protocols when handling this compound.

