VIAGRA




BRAND NAMES
ERECTILE DYSFUNCTION AGENTS SILDENAFIL- Revatio, Viagra


BASIC VIAGRA INFO
Habit forming? No
Prescription needed? Yes
Available as generic? No
Drug class: Impotence therapy


VIAGRA MEDICAL USES
Treats male sexual function (erection) problems.

- The brand name Revatio is for treatment of pulmonary arterial hypertension (a rare fatal lung disorder).


MEDICAL DOSAGE & VIAGRA USAGE
How to take VIAGRA:

- Tablet: Swallow with water. If you can't swallow Viagra whole, crumble tablet and take with liquid or food.


When to take VIAGRA:

- Take Viagra about an hour before sexual activity (or as directed).

- Use only once daily.


If you forget a VIAGRA dose:

- Does not apply.


What VIAGRA does:

- Increases blood flow to the penis that may help men develop and sustain an erection. Sexual stimulation is still needed for Viagra to be effective.

- In pulmonary arterial hypertension, Viagra works by dilating (widening) blood vessels, thereby lowering blood pressure in the lungs.


Time lapse before VIAGRA works:

- Sildenafil, 30-60 minutes, lasts up to 4 hours.

- Vardenafil, 25-30 minutes, lasts up to 4-5 hours.

- Tadalafil, 16-60 minutes, lasts up to 36 hours.


Don't take VIAGRA with:


- Any other medicine or any dietary supplement without consulting your doctor or pharmacist.


VIAGRA OVERDOSE
SYMPTOMS: Unknown.
VIAGRA SIDE EFFECTS

Life-threatening:

Fatalities have been reported when used with nitrate medications.

Common VIAGRA Side Effects:

Headache, flushing, stomach upset, stuffy or runny nose, back pain, muscle aches.

Infrequent VIAGRA Side Effects:  

Urination problems, blurred vision, changes in color perception, light sensitivity, skin rash, dizziness, prolonged erection (lasting more than 4 hours).  Diarrhea, stuffy nose.

Rare VIAGRA Side Effects:

Chest pain, fainting, foot or ankle swelling, allergic reaction, (shortness of breath, skin rash, hives, itching, face swelling). Unexpected symptoms occur while having sexual intercourse.
PRECAUTIONS

Don't take VIAGRA If:

- You are allergic to sildenafil, vardenafil, or tadalafil.


Before you start VIAGRA, consult your doctor If:

- You have any other medical problem.

- You have or have had heart, blood pressure or blood cell problems or have had a stroke.

- You have stomach ulcer.

- You have vision problems.

- You have retinitis pigmentosa.

- You have a deformed shape of the penis or have had an erection last more than 4 hours.

- You use drugs like amyl nitrate or butyl nitrate recreationally.

- You have liver or kidney disease.


Over age 60:

- No problems expected unless person has an increased sensitivity to medications.


Pregnancy:

- Not indicated for use in females.


Breast-feeding:

- Not indicated for use in females.


Infants & children:

- Safety and effectiveness of Viagra use in children not established.

- Viagra is NOT recommended or indicated.


Prolonged VIAGRA use:

- Talk to your doctor about the need for follow-up medical examinations or laboratory studies to determine Viagra effectiveness.


Skin & sunlight:

- No problems expected.


Driving, piloting or hazardous work:

- No problems expected.


Discontinuing:

- No problems expected.


Others:

- Advise any doctor or dentist whom you consult that you take Viagra

- Do not increase Viagra dosage without doctor's approval.

- Consult doctor if there are any significant changes in your vision.

- A small number of men taking one or more of these drugs have developed NAION (non-arteritic ischemic optic neuropathy) a loss of vision that is frequently irreversible. Ask your doctor about your risks.

- Do not combine the drug with any other impotence therapy unless approved by your doctor.

- These drugs do not protect against sexually transmitted diseases.

- There are many causes of impotence. Your doctor should perform a complete exam before prescribing this medication.




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