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questions on viagra

Pfizer, on the other hand, is claiming damages and is aiming to stop the infiltration of the "fake Viagra" drugs in the market. Educating consumers regarding the risks faced in buying generic Viagra is also part of this campaign. Pfizer is also filing lawsuits against the more popular online pharmacies that show high generic Viagra sales. Generic Viagra sales are illegal and hence, there is no way of determining the exact sales figures. But there is no denying, even by Pfizer or the regulatory authorities, that this figure is likely to be quite high as compared to branded Viagra. Most men who suffer from impotence have different problems connected to their Erectile Dysfuntion (ED).
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Viagra Side Effects Viagra can cause some mild side effects such as: 1. Headache, 2. Stomach upset 3. Facial flushing 4. Nasal stiffness 5. Lightheadedness Other side effects that are less common could include: 1. Blurred vision 2. Bluish vision 3. Prolonged erection for more than 4 hours 4. Heartburn Viagra Precautions 1. Patients who take medicines containing nitrates should not take the prescription as this could drop the blood pressure to an unsafe level. 2. Viagra pill is meant for men who face erectile dysfunction therefore it should not be taken by women or children. 3. Elderly people above the age of 65 years who suffer from some sort of kidney diseases should take Viagra pharmacy under medical prescription.

A Chinese herbal remedy known as "horny goat weed" may indeed live up to its name as a natural version of Viagra. Italian researchers report that laboratory studies show that the compound has the potential to treat erectile dysfunction, and possibly with fewer side effects than its pharmaceutical cousin. Related Results Is Viagra my saviour? Viagra Cheap rival rises to challenge ViagraChinese burn Viagra replicas for randy ancestorsWives `should be consulted before Viagra is prescribed' "No in-vivo studies in an animal model have been performed at this regard, so a lot of work must be done. We would like to test in vivo [with animals] the molecule to understand if it really works in humans," said study lead author Mario Dell'Agli, of the University of Milan's laboratory of pharmacognosy."At this stage of the research, we cannot say if the molecule we have synthesized possesses less side effects with respect to Viagra.