Common use
The main different types of viagra component of Viagra is Sildenafil Citrate.
Sildenafil Citrate affects the response different types of viagra to sexual stimulation. It acts by enhancing smooth muscle relaxation using nitric oxide, a chemical that is normally released in response to sexual stimulation. This different types of viagra smooth muscle relaxation allows increased blood flow into certain areas of the penis, which leads to an erection.
Sildenafil Citrate is applied for the treatment of erectile different types of viagra dysfunction (impotence) in men and pulmonary arterial hypertension.
Sildenafil Citrate may also be used for other purposes not different types of viagra listed above.

Dosage and direction
Usually the recommended dose is 50 mg. It is taken different types of viagra approximately 0,5-1 hour before sexual activity. Do not take Viagra more then once a day.
A high fat meal may delay the time of the effect of this drug.
Try not to eat grapefruit or drink grapefruit juice while you are different types of viagra being treated with Sildenafil Citrate .

Precautions
Before you start taking Sildenafil Citrate , tell your doctor different types of viagra or pharmacist if you are allergic to it; or if you have any other allergies.
Aged people may be more sensitive to the side effects different types of viagra of the drug.

Contraindications
Viagra is contraindicated in patients taking another different types of viagra medicine to treat impotence or using a nitrate drug for chest pain or heart problems.
This medicine should not be taken by women and children different types of viagra as well as in patients with a known hypersensitivity to any component of the tablet.

Possible side effect
The most common side effects are headache, flushing, different types of viagra heartburn, stomach upset, nasal stuffiness, lightheadedness, dizziness or diarrhea.
A serious allergic reaction to this drug is very rare, but seek different types of viagra immediate medical help if it occurs.
Many people using this medicine do not have serious side effects.
In case you notice any side effects not different types of viagra listed above, contact your doctor or pharmacist.

Drug interaction
This drug should not be used with nitrates different types of viagra and recreational drugs different types of viagra called "poppers" containing amyl or butyl nitrite; alpha-blocker medications; other medications for impotence; high blood different types of viagra pressure medicines, etc.
Consult your doctor or pharmacist for more different types of viagra details.

Missed dose
Viagra is used as needed, so you are unlikely to be different types of viagra on a dosing different types of viagra schedule.

Overdose
If you think you have used too much of this medicine seek different types of viagra emergency medical different types of viagra attention right away. The symptoms of overdose usually include chest pain, nausea, irregular heartbeat, and feeling light-headed or fainting.

Storage
Store your medicines at room temperature between 68-77 different types of viagra degrees F (20-25 degrees C) away from light and moisture. Do not store the drugs in the bathroom. Keep all drugs away from reach of children and pets.

Disclaimer
We provide only general information about medications which different types of viagra does not cover all directions, possible drug integrations, or precautions. Information at the site cannot be used for self-treatment and self-diagnosis. Any specific instructions different types of viagra for a particular patient should be agreed with your health care adviser or doctor in charge of the case. We disclaim reliability of this information and mistakes it could different types of viagra contain. We are not responsible for any direct, indirect, special or other indirect damage as a result of any use of the information on this site and also for consequences different types of viagra of self-treatment.