Viagra

Viagra

Viagra Application:

Erectile Dysfunction, Male Enhancement, Erection, Impotence

Viagra Generic names:

Sildenafil citrate, Viagra, Generic Viagra, Kamagra, revatio , phrodil, Edegra, Erasmo, Penegra, Supra, Zwagra, Ygra

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  • Viagra(Sildenafil)is an oral drug, used to treat erectile dysfunction in men.
  • Start time 30 min.
  • Effect 5 hours.

Erectile Dysfunction: causes
There are several causes of erectile dysfunction, commonly known as impotence. These include impaired blood circulation in the penis, nerve damage, hormonal imbalances, excessive alcohol use, emotional problems, and certain medications that you may use for other conditions. Erectile dyfunction is often due to some of these causes.

Usage

Viagra is idicated for the treatment of erectile dysfunction.

Dosage and Administration

Viagra should be taken orally without regard to meals.

  • Adults up to 65 years of age – 50 mg as a single dose no more than once a day, 1 hour before sexual intercourse. Alternatively, the medicine may be taken 30 minutes to 4 hours before sexual intercourse. If needed, your doctor may increase your daily dose to 100 mg or decrease your daily dose to 25 mg.
  • Adults 65 years of age and older – 25 mg as a single dose no more than once a day, 1 hour before sexual intercourse. Alternatively, the medicine may be taken 30 minutes to 4 hours before sexual intercourse. If needed, your doctor may increase your daily dose.
  • If you are taking protease inhibitors, such as for the treatment of HIV, your doctor may recommend a 25 mg dose and may limit you to a maximum single dose of 25 mg of Viagra in a 48 hour period.

Erectile dysfunction
The recommended initial adult dose for patients to 65 years of age is 50 mg once daily, taken 1 hour before sexual activity. Adults 65 years of age and older – 25 mg as a single dose, 1 hour before sexual intercourse. Viagra may be taken 30 minutes to 4 hours before sex.

Missed Dose

If you miss a dose, take this medicine as soon as possible. Then go back to your regular dosing schedule. Do not double doses.

Storage

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.
  • Keep out of the reach of children.
  • Do not keep outdated medicine or medicine no longer needed.

Warning and Precautions

Do not use Viagra if:

  • You have an unusual or allergic reaction to this medicine or any other medicines
  • You are taking Erythrityl, Tetranitrate, Isosorbide, Dinitrate, Isosorbide, Mononitrate, Nitroglycerin, Pentaerythritol, Tetranitrate, Ranolazine
  • Pregnancy category B.
  • Breastfeeding
  • You have such diseases and medical problems as
    • Age greater than 50 years or
    • Coronary artery disease or
    • Diabetes or
    • Hyperlipidemia (excess of lipids in the blood) or
    • Hypertension (high blood pressure) or
    • Low cup to disc ratio ("crowded disc") or
    • Smoking – These conditions may increase risk for a serious eye problem called NAION.
    • Arrhythmias (irregular heartbeat) or
    • Coronary artery disease or
    • Heart attack, history of (within the last 6 months) or
    • High blood pressure or
    • Low blood pressure or
    • Stroke, history of (within the last 6 months) – Chance of problems occurring may be increased.
    • Abnormal penis, including curved penis and birth defects of the penis – Chance of problems occurring may be increased.
    • Bleeding problems or
    • Retinitis pigmentosa – Chance of problems occurring may be increased. It is not known if the medicine is safe for use in these patients.
    • Conditions causing thickened blood or slower blood flow, including leukemia; multiple myeloma (tumors of the bone marrow); or polycythemia, sickle cell disease, and thrombocythemia (blood problems) or
    • Priapism (history of) – Although sildenafil does not cause priapism (erection lasting longer than 6 hours), patients with these conditions have an increased risk of priapism and it could occur while using sildenafil.
    • Heart or blood disease – Sexual activity increases the heart rate and blood flow and can increase the chance of problems occurring for some patients who use any type of medicine, including sildenafil, that increases sexual ability.
    • Kidney problems (severe) or
    • Liver problems (severe) – Chance of problems occurring may be increased. Lower starting doses may be used and doses increased as needed and as tolerated.
    • NAION (serious eye condition) in one or both eyes, previously – may increase your chance of getting NAION again.
    • Pulmonary veno-occlusive disease (high blood pressure in the blood vessels of the lungs) – may make heart problems worse in patients with this serious condition.

Patients should be informed that Viagra offers no protection from the transmission of sexually transmitted diseases. Partners who use Viagra should be counseled about protective measures that are necessary to guard against the spread of sexually transmitted agents, including the human immunodeficiency virus (HIV).

If you have a condition that might result in long-lasting erections, such as sickle cell anemia, multiple myeloma (a disease of the bone marrow), or leukemia, use Viagra with caution. Also use cautiously if you have a genital problem or deformity such as Peyronie’s disease. If an erection lasts more than 4 hours, seek treatment immediately. Permanent damage and impotence could result.

Contraindications

Viagra is contraindicated in patients with known hypersensivity to any component of the formulation or other prostaglandins, or in patients with anatomical deformation of the penis, such as angulation, cavernosal fibrosis.

Adverse Reactions

Along with desirable effects, a medicine may cause some unwanted effects

  • an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives);
  • chest pain or an irregular heartbeat;
  • swelling of the ankles or legs;
  • shortness of breath;
  • prolonged or severe dizziness;
  • a prolonged (lasting longer than 4 hours) or painful erection; or
  • dizziness, nausea, or angina (pain, tightness, discomfort, numbness, or tingling in the chest, arms, neck, or jaw).
  • flushing;
  • mild dizziness;
  • headache;
  • nasal congestion;
  • diarrhea;
  • temporary blue tint in vision or other vision abnormalities; or
  • itching or a rash.

If you experience any of the following symptoms, call your doctor immediately.

Drug Abuse And Dependence

There is no information to indicate that abuse or dependency occurs with VIAGRA.