Single oral doses of sildenafil as much as a hundred mg made no clinically relevant adjustments while in the ECGs of ordinary male volunteers.Administration of VIAGRA with nitric oxide donors like natural and organic nitrates or natural and organic nitrites in any variety is contraindicated.Your medical professional received’t prescribe Viagra if

Each medicines could possibly have effects on your own coronary heart. So Despite the fact that an interaction hasn’t been documented, it’s achievable that getting both of these prescription drugs may perhaps influence your heart.In case you have sure medical conditions, such as heart problems, Viagra might not be a secure option for you. This