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Who should take it
Who should NOT take it
Warnings !!!!
Dose


Contra-Indications
Drugs & Foods to avoid
Precautions
Adverse Reactions

VIAGRA
An Article by Dr. Khan

Viagra is available since 1996 and is F.D.A approved for usage is U.S.A. It is registered in most of the European countries and is available almost every where including Middle East.

Viagra tablet (generic name is SILDENFIL CITRATE) manufactured by PFIZER LABORATORIES, is available in three strength of 25mg, 50mg, and 100mg.
Viagra is indicated for the treatment of erectile dysfunction, treats impotence (problem performing sex) by helping patient to have an erection. It produces satisfactory erections., improved sexual satisfaction and is effective and well tolerated in men with either organic or psychogenic impotence. It may also be useful in treating female sexual dysfunction as well. Onset of penile tumescence occurs with in 10 minutes of visual stimulation or above 40 minutes after sildenafil dosing. Viagra is dosed not more than once daily, about an hour before anticipated sexual activity, although some men reported success when taking the drug at night in expectation of sexual activity in the morning. It doesn’t increase the frequency or intensity of sexual desire.

This medicine is not for men who have normal sexual functions. It will not make a normal erection last longer or occur more often. It is safe and effective in diabetic patients.

Patients’ Instructions
Viagra treats impotence (problem having sex) by helping you have an erection.

When you should not take this medicine

Don’t take viagra if you are allergic to sildenafil or if you are taking nitrate medicines such as nitroglycerine, isordil, imdur monket etc.

How to take and store this medicine:?

Maximum of 1 tablet daily is to be taken one hour before performing sex.
It is best not to eat high fat meal before taking viagra.
Store tablet at room temperature, away from heat, moisture and direct light.
Keep out of reach of children.

Drugs and foods to avoid
Never take this drug with nitrates medicines. This combination can cause very low blood pressure and increase the risk of fainting. Make sure your doctor knows if you are taking antacids, or antibiotics or antifungal medicines.

Warnings

This medicine should not be given to children, babies or women.
Always practice safe sex as Viagra doesn’t provide any protection against verenial diseases and has no family planning effect.
In leukemia, sickle cell anaemias and some bone marrow tumors there can be increased risk of having an unwanted erection that can last over 6 hours, which can be dangerous.
Tell your doctor if you have heart disease, a bleeding disorder, a stomach ulcer, or an eye disease called, retinitis pigmentosa.

You must contact your doctor if you have any side effect, like headache, flushing, indigestion, blurred vision etc.

Dose
It ranges from 25mg to 100mg once daily. It is advisable to start with 25mg, especially in patients with liver, kidney problems or if the patient is over 60 years old or he is taking erythromycin or ketoconazole medicine.
Tablet is taken 1 hour prior to the anticipated sexual activity. Onset of penile erection occurs with in 10 minutes of visual sexual stimulation or about 40 minutes after dosing.

Contra-indications
Never take Viagra if one is taking nitroglycerin or nitrates for heart and blood pressure ailments or if he is allergic to sildenafil.

Precaution
Anatomical deformity of penis.
Peptic ulcer, or bleeding disorder.
Retinitis pigmentosa.
Anemia, Leukemia, Multiple myeloma.
Pregnancy.

Adverse reactions
Please contact your doctor if you have headache, flushing (warming, or redness in your face and neck), indigestion, blurred vision, seeing a blue or green haze after taking viagra.