Medically reviewed by Notre équipe éditoriale
Written by Anne-Sophie Laignel
Last updated 1/22/2025 - 6 min read
Viagra (sildenafil) is one of the most well-known and effective medications for treating erectile dysfunction. Since its introduction in 1998, it has helped millions of men regain a satisfying sex life.
Viagra works by increasing blood flow to the penis during sexual stimulation. It blocks an enzyme called PDE5, thus allowing the smooth muscles to relax and the blood vessels to dilate. This effect makes it easier to achieve and maintain an erection.
The IIEF-5 Index is a recognized tool to assess erectile function. Answer 5 questions and discover your score and options in complete confidentiality.
IIEF-5
Over the last six months
How do you rate your confidence that you could get and keep an erection?
Very low
Low
Moderate
High
Very high
Clinical studies show that Viagra is effective in about 70-85% of men suffering from erectile dysfunction. Effectiveness may vary depending on the underlying cause of the problem and the general health of the patient.
Viagra is available in various dosages (25mg, 50mg, 100mg). The initial recommended dose is usually 50mg, to be taken about one hour before sexual activity. The effect can last up to 4-6 hours.
Today, it is possible to obtain a Viagra prescription safely and confidentially through kano.care. The process is simple:
Although Viagra is generally safe, some precautions are necessary:
The most common side effects are usually mild and include:
The kano.care platform offers several advantages:
Viagra remains a reference treatment for erectile dysfunction, with proven efficacy and a well-established safety profile. The ability to obtain a prescription through kano.care makes the treatment more accessible while maintaining a high level of medical supervision.
Important: Even though Viagra is available online, it should only be taken after a medical consultation, as it is a medication that requires a prescription. A professional evaluation is essential to ensure your safety and the effectiveness of the treatment.