FastEhome.com- Đăng kí mở Shop bán hàng miễn phí Tadalafil, the active ingredient in Vidalista Black 80, works by inhibiting the enzyme PDE5, which allows more blood to flow to the penis during sexual arousal, helping to achieve and maintain an erection. Vidalista Black 80 is a high-strength dose and should generally be taken with caution. It is usually recommended for men who have a higher tolerance or who have not responded to lower doses of Tadalafil. Always follow the prescribed dosage and consult a doctor if you have any health concerns or are taking other medications.