Sildenafil (Viagra citrate) can be used to address male impotence, erectile disorder being a much more accurate term for the disorder. Sildenafil needs to be taken 40-60 minutes before planned sex and is expected to provide for approximately 5 hrs of effectiveness. However, the outcome will be much better if you try making love right when Sildenafil ended up being reliable (after 45-60 minutes). Never integrate Sildenafil with isosorbide mononitrate, nitrates and isosorbide dinitrate, as this may cause an abrupt drop in blood pressure, If you are uncertain whether the medicines you are taking are or are not from those groups, consult your physician or your pharmacist. Any kind of clinical problems you have actually or used to have are supposed to be stated to your medical service provider prior to you start making use of Sildenafil, specifically any of the following ones: leukemia, liver disease, hemophilia, heart disease, coronary artery illness, a number of myeloma, tummy abscess, very high or reduced blood pressure, heart rhythm troubles, problem of examination, sickle cell anemia, renal illness, a current history of a cardiovascular disease or movement, and physical deformity of the penis.