Brand Cialis
Drug UsesA small number of patients have lost eyesight in one eye after taking Cialis. This type of vision loss is known by the name of anterior ischemic optic neuropathy non-arteritic (NAION, by its initials in English). NAION causes a sudden loss of eyesight after blockage of blood flow to the optic nerve. It is not known at this time if Cialis causes NAION. NAION also happens in patients who do not take this medicine. People with an increased risk of NAION include those who: Have heart disease. Are older than 50 years of age. Suffer from diabetes. Have high blood pressure. Have high cholesterol. Smoke. Have an eye problem. Stop using Cialis if you have any loss in your eyesight and seek medical attention immediately. Do not take Cialis if you are taking any of the following drugs: A nitrate such as nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, Minitran, Deponit, Transderm-Nitro, others), isosorbide dinitrate (Dilatrate-SR, Isordil, Sorbitrate), isosorbide mononitrate (Imdur, ISMO, Monoket), and others. Nitrates are also found in recreational drugs such as amyl nitrate or nitrite ("poppers"). Alpha blockers (other than tamsulosin (Flomax) 0.4 mg once daily) and doxazosin (Cardura), alfuzosin (Hylorel), prazosin (Minipress), terazosin (Hytrin), alfuzosin (Uroxatral), and others. Taking Cialis with any of these medications may cause very low blood pressure, possibly resulting in dizziness, fainting, stroke, or heart attack. Contact your doctor or seek emergency medical attention for any erection that lasts more than 4 hours. A long time erection could damage the penis. Refrain from further sexual activity and notify your doctor if you experience dizziness, nausea, or angina (pain, tightness, discomfort, numbness, or tingling in your chest, arms, neck, or jaw) during sexual intercourse. Cialis is used usually lock is needed before sexual intercourse. The effect of Cialis can last up to 36 hours or more. Your doctor will determine how often you can take Cialis. Do not take Cialis more often than directed by your doctor.
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