WARNING: "What are sildenafil citreate drug side effects"

Like all medicines, Viagra (Pfizer) and , generic Viagra Caverta equivalent (active ingredient is sildenafil citrate, the chemical equivalent of Viagra® brand) can cause some drug side effects. These medication side effects are usually mild and do not last long. Some of these are more likely to occur with higher drug doses. The most common of sildenafil citrate medicine are headache, flushing of the face, and upset stomach. Less common that may occur are temporary changes in color vision (such as trouble telling the difference between blue and green objects or having a blue color tinge to them), eyes being more sensitive to light, or blurred vision. In extremely rare instances, men may have an erection that lasts many hours. You should call a medical doctor immediately if you ever have an erection that lasts more than four hours. Sildenafil citrate medication may cause other side effects besides those listed on this website..

WARNING: "What are Viagra Drug Interactions"

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