Viagra (Sildenafil Citrate)

VIAGRA is a prescription drug used to treat erection difficulties, such as erectile dysfunction (ED).

Popular Viagra Questions

How does an erection develop?
In order to fully answer that question a person must understand the anatomy of the male penis. The penis consists of penile root, shaft and the glans. The penis is made of cavernous tissue, which allows to develop an erection, when the male is aroused. The fundamentals of normal sexual function consist in normal penile innervation and penile blood flow.

read more...

Which are the main causes of erectile dysfunction?
In general erectile dysfunction causes cam be classified into 5 main categories:
  • Psychological disorders
  • Endocrine disorders
  • Disorders of vascular system
  • Organic changes of the penis
  • Neurological disorders

read more...

Which substances can negatively affect erection?
There are many substances that can affect potency. Lets try to clear up which are the main of them that may contribute to erectile dysfunction development.

read more...

How is erectile dysfunction diagnosed?
Diagnosis of erectile dysfunction is based on physical exams and medical questionnaire. Tests used in making a diagnosis of erectile dysfunction may include: lipid tests, blood counts, urinalysis.

read more...

How often is erectile dysfunction observed?
Erectile dysfunction is defined as inability to achieve and/or sustain an erection for satisfactory sexual performance. Erectile dysfunction is a widespread disease that affects millions of men all over the world.

read more...

How is erectile dysfunction treated?
In some cases, erectile dysfunction treatment requires lifestyle changes and counseling. In more severe cases treatment of erectile dysfunction may require drug therapy, vacuum or implanted devices or even surgical interventions.

read more...

Can I take Viagra without recommendation of a specialist?
As any other prescription medicine, it is better to not take Viagra without prior consultation with your therapist.

read more...

How do Viagra, Cialis amd Levitra work?
Viagra, Cialis and Levitra have absolutely the same mechanism of action and all belong to selective inhibitors of the enzyme phosphodiesterase-5-type (PDE-5).

read more...

How long does Viagra, Cialis and Levitra last?
Many men ask "How long do ED drugs work?" In most of men, Viagra and Levitra act for a about 4 hours, Cialis is active for 36 hours.

read more...

Is there a generic version of Viagra?
Sildenafil citrate sold under the names of Viagra, Revatio and under various other brands, is a drug used to treat male erectile dysfunction (impotence).

read more...

What Makes Viagra Work?
Viagra is a prescription medication approved to treat erectile dysfunction in men over 18 years of age. Viagra's active ingredient - Sildenafil citrate belongs to a group of medicines called PDE5 inhibitors.

read more...

When Viagra, Cialis and Levitra are contraindicated?
In spite of its high effectiveness and safety profile, ED drugs are contraindicated for use in certain conditions.

read more...


Is taking Viagra bad for your heart?
For the last years Viagra (sildenafil citrate) became of the most popular treatment of erectile dysfunction in men all over the world.

read more...

How is Viagra supplied?
Viagra is available in tablets of three standard dosages: 25, 50 and 100 mg. Quite obvious that the greater the dose, the more effective is the drug.

read more...

What Are the Most Common Viagra Side Effects?
As any medication, Viagra may cause unwanted effects. Of course, not everyone taking Viagra will have these problems.

read more...

Does Viagra cause Blindness?
As any medication, Viagra can cause several side effects. Some of these side effects can affect vision.

read more...


Has anyone died after taking Viagra?
Viagra is absolutely safe according to results of two new studies. However, men who suffer from coronary heart disease before using Viagra should consult with their doctor and undergo a necessary examination.

read more...

How can Viagra interact with other medicines?
Viagra can interact with the following groups of drugs:
  • H2 Histamine receptor blockers - Cimetidine
  • CYP 3A4 Inhibitors
  • Alpha Blockers
  • Blood pressure drugs
  • Nitrates
  • Other Phosphodiesterase Type 5 Inhibitors (PDE5 Inhibitors)

read more...

Is it safe to drink alcohol with Viagra?
Viagra and alcohol are two substances that often meet. In most cases, sexual relationships are associated with taking a certain amount of alcoholic beverages.

read more...

Are there any natural alternatives to Viagra?
Despite its high effectiveness and safety profile, Viagra may cause a wide variety of side effects including headache, hot flashes, diarrhea, vision problems, nasal congestion, diarrhea, dizziness and other.

read more...

Viagra, Cialis and Levtra - what is the difference?
Viagra (sildenafil), Levitra (vardenafil) and Cialis (tadalafil) are three drugs for erectile dysfunction, which in terms of pharmaceutics do not differ from each other.

read more...

What are the benefits of Viagra?
Erectile dysfunction is a health condition characterized by inability to achieve and maintain erection satisfactory for sexual intercourse.

read more...

What Are the Causes of Viagra Being Ineffective?
For the last 10 years Viagra has proved itself as reliable, effective and safe erectile dysfunction drug. More than 25 millions of men have already benefited from Viagra.

read more...

What happens if a women takes Viagra?
There are so many talks about the undoubted success of Viagra in enhancing male erection that many women have become interested whether they too can take advantage of the blue pill.

read more...

What is the difference between generic and brand Viagra?
Perhaps, every man heard about Viagra. This is a widely advertised brand, along with Cialis and Levitra which are in great demand too.

read more...

Contact Us | About Us | SiteMap | All Right reserved by CHEAPONLINEVIAGRA.org ©