Viagra® is a widely used medication for treating erectile dysfunction (ED), and it is often misunderstood regarding its actual effects on the penis. Its active ingredient, sildenafil, works by increasing blood flow to the penis during sexual stimulation. However, it is important to clarify that Viagra® does not increase penis size.

Does Viagra® increase penis size?

Dr. Sam Ward - Urologue et Andrologue

Medically reviewed by Dr. Sam Ward

Written by Anne-Sophie Laignel

Last updated 9/13/2024 - 6 min read

Does Viagra® increase penis size?

Viagra® is one of the most famous drugs in the world for treating erectile dysfunction (ED). Since its introduction to the market in 1998, millions of men have used this medication to improve their sexual performance. However, a frequently asked question is: does Viagra® increase penis size?

Before wanting to buy Viagra, it is essential to understand its effect, after which, you can get a prescription on Kano.care, if you meet the eligibility criteria.

To answer this question, it is essential to understand how Viagra® works and what its true impact is on erection and penis size. This article will help you clarify the actual effects of Viagra on penis size and guide you towards the solutions that suit your needs.

How does Viagra® work?

Viagra®, whose active ingredient is sildenafil, is a type 5 phosphodiesterase inhibitor (PDE5). This medication works by increasing blood flow to the penis, thus allowing the user to achieve and maintain an erection when sexually aroused. It does not cause a spontaneous erection but helps to enhance the natural physical response to sexual stimulation.

However, it is important to understand that Viagra® is not intended to permanently or even temporarily increase penis size. When a man takes Viagra®, he may notice that his erection is firmer and more sustained, which can give the impression of an increase in penis size. This perception is due to the improvement in erection quality, but Viagra® does not actually extend the penis beyond its usual erect size.

Are you looking for a quick and effective solution to improve your sexual performance?

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Getting a prescription for Viagra

Why doesn't Viagra® change the size of the penis?

Viagra® does not alter the physical structure or length of the penis. During an erection, the cavernous bodies of the penis fill with blood, causing the penis to swell and become rigid. This process remains unchanged by taking Viagra®. What Viagra® does is simply facilitate the dilation of blood vessels in the penis, allowing for improved blood flow.

Thus, if a man has a normal-sized erection but of poor quality (less rigid or less lasting), he may feel that Viagra® "increases" the size of his penis by allowing him to have a stronger erection. However, Viagra® does not affect the physical dimensions of the penis at rest or when it is not sexually stimulated.

The myths surrounding penis size and Viagra®

Many men believe that a larger penis will make them more competent or more satisfying to their partner. This has spawned rumors and myths that Viagra could increase penis size. However, this is only a myth. Viagra® cannot change the length of the penis nor its girth, and that is not its purpose.

If you are concerned about the size of your penis, it is important to remember that a good quality erection and a satisfying intimate relationship are generally more related to self-confidence, communication with your partner, and overall performance rather than the size of the penis.

Do you have questions or concerns about erectile dysfunction? Consult a doctor online directly with Kano and discover our tailored solutions.

What solutions are there for those looking to improve their performance?

If you are looking for ways to improve your sexual performance, be aware that there are several reliable and safe alternatives to Viagra®. In addition to medication, adopting a healthy lifestyle can have a significant impact on the quality of your erections and sexual satisfaction.

Here are some tips to follow:

  • Adopt a balanced diet: Good blood circulation is essential for strong erections. Eat foods rich in antioxidants, omega-3 fatty acids, and vitamins to improve your vascular health.
  • Engage in regular physical activity: Exercise helps maintain good blood circulation, reduce stress, and improve your overall fitness, which can help strengthen your erections.
  • Stop smoking and limit alcohol consumption: These substances can harm blood circulation and, consequently, the quality of your erections.
  • Manage stress: Stress and anxiety are common causes of erectile dysfunction. Learn to manage stress through relaxation techniques such as yoga or meditation.

When to consult a doctor?

If you regularly experience difficulties in achieving or maintaining an erection, it is important to consult a doctor. There can be several underlying reasons for erectile dysfunction, including psychological, hormonal, or physical factors. A doctor can assess your situation and recommend the most appropriate treatment.

Viagra® is an option for treating erectile dysfunction, but it's not always the only solution. By discussing with a healthcare professional, you can explore other alternatives such as Cialis, Levitra, or natural treatments.

Make an appointment now with a doctor through the Kano online service and get personalized advice as well as a tailored prescription.

Does Viagra® increase penis size?

In summary, Viagra does not increase penis size. It enhances erection quality by increasing blood flow to the penis, which may give the impression of a firmer and thus seemingly "larger" erection. However, the physical size of the penis remains unchanged.

If you are looking for solutions to improve your sexual performance or treat erectile dysfunction issues, it is always best to consult a healthcare professional.

Discover our customized solutions and benefit from discreet and effective medical support thanks to our online service Kano.

Kano, the most affordable urological teleconsultation service.
Dr. Sam Ward - Urologue et Andrologue

Révision médicale par le Dr. Sam Ward

Directeur médical, Urologue et Andrologue

Le Docteur Sam Ward, urologue et andrologue, dirige le service d'urologie à la Clinique Saint-Jean de Bruxelles depuis octobre 2024. Membre du Comité exécutif de la Chaire UNESCO Santé sexuelle & Droits humains et cofondateur de Kano.care, il est spécialise en santé masculine et médecine sexuelle.

En savoir plus sur notre équipe médicale

Reviewed on 6/6/2025

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À voir aussi

Sildenafil and tadalafil work by increasing blood flow to the penis, thus facilitating an erection, but their use requires a prescription to avoid side effects.

What medication should be taken to achieve an erection?

Erectile dysfunction affects many men at different times in their lives. Whether related to stress, fatigue, medical or psychological causes, it can have a significant impact on self-confidence and quality of life. Faced with this issue, many seek medicinal solutions to achieve a satisfactory erection. However, it is essential to remember that only treatments prescribed by a doctor after a consultation are acceptable. Self-medication or purchasing drugs from unapproved sites can be dangerous to health.

Medicinal treatments such as Viagra and Cialis, available through Kano.care, offer an immediate and scientifically validated solution, unlike dietary supplements which remain unproven.

Medication vs Dietary Supplement for better erections.

In a market flooded with solutions for erectile dysfunction, it is essential to distinguish truly effective treatments from products that are at best supplementary, at worst ineffective. The difference between a medication and a dietary supplement is crucial, as it directly affects the health and effectiveness of the proposed solutions. At Kano, we have chosen to offer our patients access to approved medicinal treatments prescribed by health professionals, thus ensuring optimal and effective management of erectile dysfunction.

Viagra is an effective medication for erectile dysfunction, but its use must be supervised by a healthcare professional. Indeed, improper use can lead to serious side effects and dangerous interactions.

How to buy Viagra? (or Sildenafil)

Viagra is a medication used to treat erectile dysfunction, but unlike other products that are freely available, it cannot be purchased directly from a pharmacy or online without a prescription. Its acquisition is based on a medical prescription, as its use must be regulated to ensure its effectiveness and to avoid health risks. Discover in this article why Viagra requires a prescription, how a medical consultation on Kano.care proceeds, and why one should be wary of products sold illegally online.

Kano.care offers a responsible approach with online medical consultations and authentic treatments.

Why can't you buy Cialis online without a consultation and a medical prescription?

Purchasing Cialis online without a medical prescription exposes you to major dangers, such as counterfeit drugs, illegal websites, and the lack of medical follow-up. This treatment for erectile dysfunction requires a prior medical evaluation to ensure its effectiveness and to avoid risks associated with contraindications or improper dosing. Kano.care offers a legal and secure alternative through online consultations, reliable prescriptions, and fast and discreet delivery. By choosing Kano.care, you benefit from comprehensive care that respects medical practices and focuses on your intimate health.

Les sites qui proposent du Viagra sans ordonnance sont souvent illégaux et insécurisés, mettant en danger la santé et les données personnelles des utilisateurs.

Pourquoi vous ne pouvez pas acheter du Viagra en ligne sans consultation et prescription médicale?

Le Viagra, reconnu mondialement pour son efficacité dans le traitement de la dysfonction érectile, ne doit pas être considéré comme un médicament anodin. Son acquisition requiert une approche responsable et encadrée par des professionnels de santé. Si vous vous interrogez sur l’impossibilité d’acheter légalement du Viagra en ligne sans consultation médicale, sachez que cela repose sur des impératifs de sécurité, de légalité et de santé publique. Cet article met en lumière les dangers de l’achat non encadré de Viagra et présente l’approche rigoureuse de Kano.care, qui offre un accès légal, sécurisé et médicalement supervisé à ce traitement.

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Treatments for erectile dysfunction, such as Viagra®, Cialis®, Levitra®, and Spedra®, carry potential risks that vary depending on the patient's health condition. They may cause serious side effects, including cardiovascular issues, dangerous drug interactions, or prolonged erections (priapism), which require immediate medical attention. It is essential never to take these medications without the advice of a qualified healthcare professional. A thorough medical consultation is necessary to determine the appropriate treatment for each individual, taking into account medical history and contraindications. Additionally, it is crucial to ensure that the medications are obtained from reliable and authorized sources. Medications purchased outside legal channels or without a prescription may be counterfeit, ineffective, or even harmful to health. Always consult a doctor before using these treatments and obtain medications from a licensed pharmacy.

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