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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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FAQ

What is sildenafil used for?

Sildenafil belongs to a class of medicines called phosphodiesterase type 5 (PDE5) inhibitors, which work by improving blood flow to the penis. This reduces the risk of side effects and erectile dysfunction.

What does the brand name Viagra (Sildenafil) need to work as it does within the body?

Viagra belongs to a class of medicines known as the PDE5 inhibitors.

Does sildenafil (Viagra) work better for older men?

Yes, this medicine works better for older men with cardiovascular problems, such as heart failure.

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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Common side effects associated with Viagra include:

• e.g.,
• e.g.: dizziness, headache, fainting, when not affected.

If you experience any severe side effects, contact your health care provider immediately.

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Common side effects associated with Viagra use include:

• e.g.: nausea, dizziness, lethargy.
• Less common but serious side effects include: erectile dysfunction, depression, weight gain, injection site reactions, sleep problems, rash, increase in blood pressure, changes in heart rate or pulse.

If you experience any serious side effects, contact your health care provider immediately.

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• Less common side effects include: pain in the arms or legs, headache, heart palpitations, change in weight, injections site reactions, sleep problems, rash, increase in blood pressure, changes in heart rate or pulse.

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• e.g.: headache, heart palpitations, change in weight, dizziness, nervousness, increase in blood pressure.
• Less common side effects include: nausea, back pain, muscle aches, pain in arms or legs, pain in the arms or legs with urination, feeling que�ching out of breath, dizziness, flushing, light-headedness, blurred vision, swelling in ankles or legs, weight gain, muscle aches, muscle pain, back pain, changes in menstrual periods, pain in upper back or abdomen.

If you experience any unusual or severe side effects, contact your health care provider immediately.

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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As with all prescription medications, inform your doctor of any drug interactions you are currently taking. This includes prescription drugs, nonprescription medications, and herbal products. Do not begin medication treatment and contact your health care provider if you ever had an erection that lasted more than 4 hours.

In addition, let your doctor know if you have ever had a heart attack or a stroke; if you were a candidate for a heart bypass surgery; if you are pregnant, plan on becoming pregnant, or are currently breastfeeding.

In addition, if you have any medical conditions, such as liver or kidney problems, then you should contact your doctor before starting treatment with this medication.

In addition, if you have any changes in your vision, such as a prolongedblue tint, then you should not use Viagra.

If you encounter any changes in your vision,such as a prolonged blue tint, then you should not use Viagra.

If you have an erection that lasts longer than 4 hours, call your doctor immediately or go to your nearest accident and emergency department. As with all prescription medications, inform your health care provider of any medical issues you currently have with your treatment with Viagra.

Side effects

This is not a complete list of side effects. Contactus directly if you have any concerns or questionsabout a medication.

Inform your doctor of any side effects that are mild to moderate on theioned tablet.

Mild side effects (may affect more than 1 in 10 people):

More severe side effects (may affect more than 1 in 100 people)

Severe side effects (may affect more than 1 in 10 people)

More serious side effects (may affect 1 in 10 people)

Warnings (may):

Avoid sexual activity for the duration of Viagra treatment until at least 2 hours after taking it.

If you have any concerns about a side effect, contact your doctor or pharmacist.

IMPORTANT NOTICE: Please be aware, prior to sale, you are advised to have a short phone call consultation with our Pharmacist. Automatic purchase consents the Pharmacist to give you a quick call.

Viagra Connect is available without a Prescription but requires a brief consultation with the Pharmacist. It is available in a 4 pack or an 8 pack. Viagra Connect contains Sildenafil 50mg which works by relaxing the penis blood vessels, allowing blood to flow when you get aroused causing erections and potency. Viagra Connect will only help men become erect if you are aroused. Only for adult use, men 18 years plus.

How to be taken:

• The recommended dose is one 50 mg tablet taken with water approximately one hour before bedtime activity
• The maximum recommended dosing frequency is once per day
• The onset of sexual activity may be delayed if Viagra Connect is taken with food, compared to without food
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VIAGRA CONNECT is not to be taken if:

• There is no problem with gaining erections.
• Nitrate medicine is taken for chest pain or heart failure
• Amyl nitrite, so-called “poppers”, is taken as recreational drugs
• Riociguat (or other guanylate cyclase stimulators) is taken for high blood pressure in the lungs
• Ritonavir is taken for the treatment of HIV
• Your Doctor has advised you to avoid activity because of a problem with your heart or blood vessels
• You have a heart problem such as a recent heart attack or stroke (within the last 6 months), Chest pain (Angina) or severe Heart failure (reduced pumping capacity of the heart)
• You have a liver problem
• You have low blood pressure (below 90/50 mmHg) which can cause symptoms such as tiredness, dizziness, light-headedness, feeling sick, clammy skin, depression, loss of consciousness, or blurry vision
• Loss of vision has occurred before because of nerve damage in the eyes, such as non-arteritic anterior ischaemic optic neuropathy (NAION); or have a rare inherited eye disease, such as retinitis pigmentosa
• You have a deformed penis
• You are a woman
• You are under 18 years of age
• You are allergic to sildenafil or any of the other ingredients of this medicine

Please read instructions carefully provided.

Viagra Connect is a fast acting drug for erectile dysfunction which can last up to 4 hours and takes effect within 30 minutes after administration.

Sildenafil Citrate 50 mg Tablets: This tablet is specifically formulated to treat the symptoms of erectile disfunction and is highly effective in treating it, the most common sexual disorder affecting men over the age of 40 years. Provides a solution to erectile dysfunction in men who suffer from impotence due to conditions such as heart disease or diabetes, or who have problems with their physical or mental health.

Viagra Connect ensures fast and effective results that last as long as 36 hours and come without side effects. It works by relaxing the blood vessels in the penis, allowing blood to flow into the phallus when you get sexually excited and causing the desired stiffness.

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