Vardenafil (Levitra) is an anti-impotence medication that belongs to the course of drugs called phosphodiesterase preventions. The medicines from this group are known to work by raising the blood circulation to the cells of the penis. Due to this system of activity Vardenafil is not likely to create a construction by itself. A certain quantity of sexual excitement is required for this drug to become effective and for you to take advantage of the therapy. Vardenafil is not supposed to be taken more often than every 24 hours, so see to it you follow this referral to avoid an overdose. Although priapism - a severe side effect of Vardenafil - is quite rare, you need to understand the indicators of it. Priapism is a long term erection (lasting for over 4 hours) that could cause permanent damages to the cells of your penis. This side impact must be mentioned to your community emergency situation space as quickly as feasible to avoid problems. Nevertheless, less major side impacts are more likely, such as problem, backache, heat and redness in your face, neck, or breast, upset stomach, memory troubles and stale nose. If you hold on with the procedure as prescribed, they are unexpected to last for as well lengthy and have a tendency to go away.