Viagra is one of the best known drugs worldwide. It is a chemical known as sidenafil citrate that sets right penile erectile dysfunction or the inability of the penis to sustain an erection during sexual intercourse. It also has some other medicinal uses.
Viagra is the trade name of a chemical called Sidenafil Citrate that treats penile erectile dysfuntions. It is also used to cure pulmonary arterial hypertension or PAH. This was originally developed by British Scientists and then brought to the mainstream market by the U.S. pharmaceutical company Pfizer. This medicine acts by fighting cGMP –specific phosphodiesterase type 5 which is an enzyme that boosts the degradation of cGMP that regulates blood flow in the penis. This drug first came into the market in 1998. Competition for this drug are Cialis or Tadalafil and Levitra or Vardenafil.
The prime function of this drug is to cure erectile dysfunctions levitra online, which is an inability to sustain an erection required to complete sexual intercourse. Even diabetic patients suffering from erectile dysfunctions can be cured with this drug. A prime reason why people suffer from such condition is the use of antidepressants. Recent research has concluded that not only male patients but also female patients who were on antidepressants can get a cure with this drug.
The dosage is once per day is used as a cure for sexual dysfunction. In such cases, it should be taken 30 minutes to 4 hours before sexual intercourse. For curing pulmonary arterial hypertension, the dosage is three times per day. For this cure the pills are marketed under the trade name revatio.
Common side effects reported are headache, nasal congestion and impaired vision. Side effects can increase if users are undergoing treatment for HIV by taking proteasae inhibitors.
This drug has entered into recreational use in the recent times. This is partly thanks to the cult status this drug has achieved. People especially youth are misled into thinking that this drug gives heightened sexual performance. Research has shown that usage by people with no erectile dysfunction; do not lead to any visible results.
Various uses beyond the obvious:
A recent research has shown that jet lag could be cured with this drug. But this study was carried out on hamsters. Its validity on humans has not yet been established. Athletes have started using this drug in the hope that it will lead to their better performance. Shelf life of cut flowers has been known to increase with the injection of this drug. It also known to slow down the process of plant ripening. Thus it has good scope in the field of horticulture. Yet another condition that can be cured with this drug is altitude sickness that is common with mountain climbers.
Viagra is the best-selling treatment for erectile dysfunctions far ahead of its competition. It has achieved cult status in popular culture and is now one of the best known medications known worldwide. This has also lead to spurious spin-offs. Currently this medication is available only on a doctor’s prescription. Some attempts are being made to make this available as an over the counter drug after a consultation with the pharmacist. This drug has cemented its place in the sun and its fame is unlikely to go away anytime soon.