비아그라 시알리스는 무엇을 의미합니까?

These medications Improve a chemical in your body referred to as nitric oxide, which encourages the muscles as part of your penis to relax. This enables blood to flow freely so you can obtain and retain an erection when you’re aroused.Viagra isn’t permitted to take care of Raynaud’s illness, but in some cases it’s used off-label for this is