Before you take generic Edegra, inform your local doctor if you are allergic to it; or if you have any other allergies, if you have any penis conditions like angulation, fibrosis/scarring, Peyronie's disease, history of painful/prolonged erection (priapism), sickle cell anemia, blood system cancers (e.g., leukemia or myeloma), eye problems (e.g., retina diseases like retinitis pigmentosa), kidney disease, liver disease, bleeding disorders, active stomach ulcers, heart problems (e.g., recent heart attack or serious arrhythmia within past 6 months, heart failure, coronary artery disease with unstable angina, aortic stenosis, idiopathic hypertrophic subaortic stenosis), recent stroke within past 6 months, very high or low blood pressure. Do not take this medication at the same time with any other product that contains Sildenafil or other similar medications for erection problems.