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万艾可 , with the active ingredient sildenafil , is one of the best-known medications for treating erectile dysfunction (ED). It improves blood flow by relaxing blood vessels, leading to an improved erection. 万艾可 is also an important research subject for investigating the effects of PDE5 inhibitors on the cardiovascular system.

How does Viagra work?
西地那非 , the active ingredient in Viagra, blocks the enzyme PDE5 (phosphodiesterase type 5) , thereby increasing the concentration of cGMP (cyclic guanosine monophosphate). This leads to relaxation of the blood vessels and improved blood flow.

  • Effects: Support for erection, improvement of sexual performance, possible reduction of blood pressure.
  • Onset of effect: 30-60 minutes after ingestion.
  • Duration of effect: Up to 4-6 hours.

Formula and properties

  • Chemical name: Sildenafil citrate
  • Molecular formula: C22H30N6O4S
  • Molecular weight: 474.58 g/mol

描述

Buy Viagra: Information on effects, use, and safe online purchase

万艾可 is one of the most well-known medications for treating erectile dysfunction (ED) and is used by millions of men worldwide. It supports blood flow and improves the ability to achieve and maintain an erection. When purchasing Viagra , you should be aware of its proper use, dosage, and safe ordering options .

What is Viagra?

万艾可 contains the active ingredient sildenafil , which improves blood flow throughout the body by dilating blood vessels. It is commonly used by men seeking to improve their sexual performance and is available in various dosages, including :

  • 伟哥 25 毫克: Suitable for mild symptoms.
  • 伟哥 50 毫克: The most common dosage for most users.
  • 伟哥 100 毫克: For more severe cases of erectile dysfunction.

Effect of Viagra

Viagra ’s effects typically begin 30 to 60 minutes after ingestion and last approximately 4 to 6 hours. It only works with sexual stimulation and supports natural erectile function. Benefits include:

  • Improved erections: Helps maintain a stable erection.
  • Increased self-confidence: Positive effects on sex life and self-esteem.
  • Prolonged sexual performance: Enables longer and more fulfilling intimate moments.

Application and dosage

1. Time of intake: Viagra should be taken approximately one hour before sexual intercourse.
2. Dosage:

  • Beginners start with 50 毫克 .
  • If necessary, the dose can be reduced to 25 毫克 or increased to 100 mg .
    3. Avoid: Heavy meals and alcohol, as these may delay or reduce the effect.

Risks and side effects

As with any medication, Viagra can cause side effects:

  • Common side effects: headache, facial flushing, nasal congestion, dizziness.
  • Rare side effects: visual disturbances or stomach upset.

Consult a doctor before taking Viagra, especially if you have heart problems or other pre-existing medical conditions.

Buy Viagra safely online

When buying Viagra online, you should pay attention to quality and reliability. Our platform offers:

  • Tested products: Original Viagra with guaranteed effectiveness.
  • Discreet delivery: Securely packaged and shipped anonymously.

Buy Viagra now

Benefit from the advantages of 万艾可 and experience a new dimension of self-confidence and sexual performance. Order Viagra online , whether 25 毫克 , 50 毫克 , or 100 毫克 , and enjoy discreet delivery directly to your home. Experience a fulfilling sex life with a proven product that helps millions of men worldwide.

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