Common use
The main viagra for the brain forbes component of Viagra is Sildenafil Citrate.
Sildenafil Citrate affects the response viagra for the brain forbes 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 viagra for the brain forbes 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 viagra for the brain forbes dysfunction (impotence) in men and pulmonary arterial hypertension.
Sildenafil Citrate may also be used for other purposes not viagra for the brain forbes listed above.

Dosage and direction
Usually the recommended dose is 50 mg. It is taken viagra for the brain forbes 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 viagra for the brain forbes being treated with Sildenafil Citrate .

Precautions
Before you start taking Sildenafil Citrate , tell your doctor viagra for the brain forbes 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 viagra for the brain forbes of the drug.

Contraindications
Viagra is contraindicated in patients taking another viagra for the brain forbes 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 viagra for the brain forbes 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, viagra for the brain forbes heartburn, stomach upset, nasal stuffiness, lightheadedness, dizziness or diarrhea.
A serious allergic reaction to this drug is very rare, but seek viagra for the brain forbes 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 viagra for the brain forbes listed above, contact your doctor or pharmacist.

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

Missed dose
Viagra is used as needed, so you are unlikely to be viagra for the brain forbes on a dosing viagra for the brain forbes schedule.

Overdose
If you think you have used too much of this medicine seek viagra for the brain forbes emergency medical viagra for the brain forbes 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 viagra for the brain forbes 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 viagra for the brain forbes 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 viagra for the brain forbes 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 viagra for the brain forbes 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 viagra for the brain forbes of self-treatment.