Viagra

Viagra (sildenafil) is a prescription medicine used to treat male impotence. It works by blocking a specific enzyme responsible for blood outflow from the tissues of the penis. You are not supposed to be taking Viagra if you are a woman or you have a history of an allergic reaction to sildenafil or other medicines used for the treatment of erectile dysfunction. Additional tests may be required to make sure this medication is going to be safe and efficient for you. Combining Viagra with certain medicines may result in a sudden drop in blood pressure. Make sure you avoid using isosorbide mononitrate, nitrates and isosorbide dinitrate along with Viagra to avoid serious health effects that are possible. Discuss with your health care provider all medical conditions that may potentially interfere with the success of your treatment. The following ones are especially important to mention: physical deformity of the penis, congestive heart failure, condition of the eye, hemophilia, stomach ulcer, coronary artery disease, leukemia, liver disease, high or low blood pressure, multiple myeloma, heart rhythm problems, kidney disease, a recent history of a heart attack or stroke, and sickle cell anemia. You are not supposed to start using any new drugs while on Viagra, because of possible drugs interaction. Drug interactions can affect the quality of your treatment and make it less efficient. Viagra is well tolerated and in some rare causes mild side effects are possible The following mild side effects are likely to occur when you first start using Viagra, as your body needs some time to adjust to the dose prescribed: headaches, facial flushing, stomach pain, nausea, color vision problems, diarrhea, and nasal congestion. These side effects are most likely to be short-lived and go away on their own. If that does not happen, make sure you talk to your doctor about a dose adjustment. Never adjust the dose yourself, as it is based on your individual health problems and the severity of your impotence. In some cases Viagra can cause more serious side effects, such as dizziness, lightheadedness, rash, sudden severe loss of vision, ringing in ears, chest pain, blurred vision, itching or burning during urination, priapism, loss of hearing, shortness of breath, and fainting. It’s very important that you inform your health care provider of such side effects as soon as possible, as some of them can affect your health quite seriously. Never take more of this medicine than recommended, as an overdose is possible. Although an overdose of Viagra is not expected to produce life-threatening health effects, make sure you report the following overdose symptoms to your health care provider: lightheadedness, irregular heartbeat, nausea, and fainting. This medicine is not supposed to be used by people to whom it was not prescribed. Therefore, you will need to make sure no one has access to your medication. If anything is not clear about the way you are supposed to taker Viagra – talk to your doctor or pharmacist.