Essentially, sildenafil and vardenafil have the same effect, but vardenafil is a little more selective in its targeting of PDE-5, whereas sildenafil has a greater impact on PDE-6.17 That impact leads to a visual disturbance in some men that prevents them from differentiating between blue and green colors
Who Should Use myBMI
Take as directed by your healthcare provider.
Ingredient Function Level Glutathione Inhibits melanin synthesis, reverses oxidative skin darkening Brightening Niacinamide (Vitamin B3) Blocks melanin transfer, pore minimising, barrier support Active level Adenosine Anti-ageing peptide
10.1056/NEJMoa2301972 [DOI] [PubMed] [Google Scholar] Jantrapirom S., Nimlamool W., Chattipakorn N., Chattipakorn S., Temviriyanukul P., Inthachat W., et al