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Increased side effects can include low blood pressure, dizziness, or vision problems. They can also include erections that last longer than normal.

Are there any safety measures I should take before using this drug? Like most medications, there are precautions you should take before using this drug. Make sure you talk with your doctor about:

Sudden vision loss warning: This drug can cause sudden vision loss in one or both eyes. This can be a sign of a serious eye problem. If this occurs, stop taking sildenafil and call your doctor right away.

What if I forget to take it? If you are taking Revatio and you forget to take your scheduled dose, take it as soon as possible. However, you should never double your dosage. If you completely miss a dose and it’s time for the next dose, skip the one you missed.

There are other drugs available to treat your condition. Some may be better suited for you than others. Talk with your doctor about other drug options that may work for you.

Side effects from sildenafil: Taking sildenafil with certain medications raises your risk for side effects from sildenafil. This is because the amount of sildenafil in your body is increased. Examples of these drugs include:

Sildenafil belongs to a class of drugs called phosphodiesterase type 5 (PDE5) inhibitors. A class of drugs is a group of medications that work in a similar way. These drugs are often used to treat similar conditions.

All possible dosages and drug forms may not be included here. Your dosage, drug form, and how often you take the drug will depend on:

Disclaimer: Our goal is to provide you with the most relevant and current information. However, because drugs affect each person differently, we cannot guarantee that this list includes all possible dosages.

O emprego por sildenafila é contraindicado de modo a pacientes qual fazem procedimento utilizando medicamentos da classe Destes nitratos, grupo por medicamentos bem usados pelo procedimento da angina.

Sildenafil should not be taken for ED more than once in a 24-hour period. But if you have certain medical conditions or are taking other drugs, your doctor may recommend that you take this drug less often than once a day.

For seniors: The website kidneys, liver, or heart of older adults may not work as well as they used to. This can cause your body to process drugs more slowly. As a result, a higher amount of a drug stays in your body for a longer time. This raises your risk for side effects.

If you take too much: You could have dangerous levels of the drug in your body. Symptoms of an overdose of this drug can include:

Tadalafil is the generic name for the erectile dysfunction drug Cialis. There are two versions of the drug: