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Sudden vision loss has occurred in a small number of people taking medicines like tadalafil (Viagra or others). Most of these people already had certain eye problems or had high cholesterol, diabetes, coronary artery disease, a history of smoking, or were over 50 years old). It is not clear whether the medicine was the actual cause of vision loss. You should not take Cialis if you’re using a type of drug called a guanylate cyclase stimulator.

Another result is that the erectile tissue itself fills with blood. Cialis works by maintaining the level of cGMP in the smooth muscle cells. If you are not mentally sexually aroused, your brain will not stimulate the release of any nitric oxide and you will not produce increased levels of cGMP.

The dose of this medicine will be different for different patients. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so. Using this medicine with any of the following is usually not recommended, but may be unavoidable in some cases.

Men who regularly require Cialis more than twice a week sometimes prefer to take a lower dose 2.5mg or 5mg tablet each day, at the same time of day. These low dose tablets are specifically for daily use and provide a continuous level of treatment. Although sildenafil ranbaxy a alkohol and tadalafil are different drugs that both block PDE5, they do not complement each other. In fact,&nbsp