Medical Warnings Related to Use of Generic Viagra

It is essential for the patient to inform his complete medical history to the doctor before using generic viagra since some medical conditions may create problem later on.

This medication should be used exactly as directed by your doctor . It must not be used more in amount and more often than approved by your doctor. If too much is used, it may lead to unwanted side effects.

Patients having heart problems should not use Viagra. Caution is must needed in patients having a heart attack, stroke, or life-threatening heart irregularities within the past 6 months. You also need care in case you have heart failure, severe high or low blood pressure, or unstable angina (crushing heart pain that occurs at any time).

It is important to make laboratory and/or medical tests (e.g., kidney function, potassium blood level) occasionally to check your progress or check for side effects. Talk to your physician for more details. Check your blood pressure regularly while taking viagra tablets.

Notify your doctor if you take caffeine or alcohol frequently, smoke, or if you use illegal drugs. These may affect the effectiveness of your medicine. Seek advice from your health care provider before stopping or starting any of your medicines.

In case you experience a prolonged or painful erection for 4 hours or more, contact your doctor without delay. This condition may require immediate medical treatment to prevent tissue damage of the penis and potential permanent impotence.

If you feel sudden loss of vision in one or both eyes, stay away from using it any further and contact your doctor immediately.

It rarely causes dizziness, nausea, numbness, or tingling in your chest, arms, neck, or jaw during sexual intercourse. If you experience any of these, abstain from the work and inform your doctor immediately. You could be having a serious side effect of Viagra.

Patients, who are taking any PDE5 inhibitor including viagra, can take alpha-blocker drug at the lowest dose. The dosage may be increased gradually to lower blood pressure when taking a PDE5 inhibitor.

These tablets are likely to increase blood pressure level. So to avoid its chance, the dose should not exceed 50-milligram or 100-milligram within 4 hours of taking an alpha-blocking drug for example Cardura.

Viagra does not defend from transmission of sexually transmitted diseases, such as HIV, the virus that causes AIDS. Therefore proper precaution should be used during sexual intercourse. Men can use condom.

There are some conditions that may cause long-lasting erections, such as sickle cell anemia, multiple myeloma (a disease of the bone marrow), or leukemia. If you have any of these, caution should be exercised. You need to adopt caution if you have a genital problem or deformity such as peyronie's disease. If an erection continues more than 4 hours, seek treatment immediately. Otherwise it may cause permanent damage and impotence could the final outcome.

Patients having a bleeding disorder, a stomach ulcer, or the inherited eye condition known as retinitis pigmentosa, should take Viagra with caution.