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What are the Side Effects of Fildena: Everything You Need to Know

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Fildena is a prescribed medicine for treating Erectile Dysfunction (ED) in males.

Your doctor may recommend Fildena if you have erection problems. 

Fildena promotes improved blood flow by relaxing the blood vessels in the penis.

This makes achieving and maintaining an erection during sexual activity easier.

But knowing what are the side effects of Fildena is also important.

In this article, we will discuss the side effects of Fildena, both common and severe.

What are the side effects of Fildena

Fildena is a medication commonly prescribed to treat Erectile Dysfunction in men.

It contains Sildenafil Citrate, a member of the medication class known as Phosphodiesterase type 5 inhibitors (PDE5).

Fildena typically works well to help men obtain and maintain erections.

However, there are some mild to severe side effects of this medicine. These side effects usually subside when an individual gets used to the medication.

It is essential to be informed of potential side effects before using it.

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  • Common Side Effects of Fildena

    DizzinessSource: bymuratdeniz_from_Getty_Images
    Feeling dizzy – side effect

    Fildena’s side effects are typically common and disappear when the body becomes used to the medicine.

    Some of Fildena’s (Sildenafil) common side effects are:

    • Headache
    • Flushing
    • Nasal congestion
    • Digestive issues
    • Dizziness

    Mild Side Effects of Fildena

    In addition to the common side effects mentioned earlier, Fildena may sometimes produce other mild side effects, although they are relatively less frequent, including

    Speaking with a doctor is essential if these mild side effects last or become uncomfortable.

    Hives is a kind of rash on the skin that itches terribly and occasionally has dangerous swelling.

    Severe Side Effects of Fildena

    Even though serious adverse effects are uncommon, they must be treated immediately if they do occur.

    Serious side effects of using Fildena include:

    • Priapism
    • Sudden hearing loss
    • Allergic reactions
    • Chest pain

    Consult your doctor immediately if you feel chest pain during or after sexual activity.

    People with heart or blood pressure problems should consult a doctor before taking the medicine to avoid the risk of a heart attack or stroke.

    How to Avoid Fildena Side Effects

    Grapefruit juiceSource: pixelshot
    Grapefruit juice

    Most Fildena side effects usually go away independently without intervention.

    However, some side effects could be more severe, calling for home remedies or medical attention.

    Consider the following precautions to prevent any Fildena adverse effects:

    • Before beginning treatment, consult a doctor to ensure Fildena or any other ED medicine is safe and suitable for you
    • It would be best to take Fildena as directed by your doctor
      Please refrain from taking it more often than prescribed or at higher dosages
    • Grapefruit and alcohol may interact with Fildena, thus raising the chance of adverse side effects.


    Fildena is an effective medicine for Erectile Dysfunction treatment.

    Though effective, taking Fildena can sometimes result in side effects.

    Some of Fildena’s side effects, such as headaches, flushing, and nasal congestion, are minor and common.

    Even though they are uncommon, severe side effects such as Priapism, sudden hearing loss, allergic reactions, and chest pain must be treated immediately.

    To lower the risk of negative effects, it is essential to follow the dosage instructions, see a doctor, and be aware of any potential interactions between medications.

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    Frequently Asked Questions

    Can women take Fildena?

    Fildena is specifically designed for men with Erectile Dysfunction and is not intended for use by women.
    There are other medications available for female sexual health issues, which should be discussed with a healthcare provider.

    What are the common side effects of Fildena?

    Common side effects of Fildena may include headaches, flushing, nasal congestion, digestive issues (indigestion, stomach discomfort, or slight nausea), and dizziness.
    These side effects are usually mild and improve as the body adjusts to the medication.

    Are there any severe side effects associated with Fildena?

    While severe side effects are rare, Fildena may cause Priapism (prolonged and painful erection lasting more than four hours), sudden hearing or vision loss, allergic reactions, and chest pain. 
    Seek quick medical attention if you experience any serious side effects.

    Can Fildena cause vision changes?

    In some cases, Fildena users may experience mild changes in vision, such as a blue tinge to objects or increased sensitivity to light.
    If vision changes persist or worsen, it is essential to consult a healthcare professional.

    Is it safe to take Fildena with alcohol or grapefruit juice?

    No, drinking alcohol or grapefruit juice while taking Fildena is not advised.
    Both may interact with the medication, raising the possibility of negative side effects or decreasing its effectiveness.

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    Photo of author Janet Fudge
    Jim Carson is a highly skilled and dedicated medical writer passionate about advancing medical practice. With years of experience in the field of medical sciences, Jim has made significant contributions to various studies aimed at improving healthcare outcomes. He currently writes for, providing expert insights and knowledge on various topics. Jim's expertise extends to various areas, including drug interactions, dosages, side effects, and best practices for medication use. In Los Angeles, Jim lives with his loving wife, children, and beloved pets. He deeply values spending time with his family and cherishes their presence. When he's not writing, Jim enjoys watching football games and staying updated with the latest sports news. Jim's writing shines through his commitment to advancing medical practice and improving healthcare outcomes. Readers can trust Jim's articles to be informative, accurate, and reliable, making him a trusted pharmaceutical information source for the website's audience.
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