Last updated 18 February 2022
The headlines read “A new generation of Viagra will soon win patent protection”. Let’s take a closer look. What isViagra and how is it different from other ED pills?
Viagra is a brand name for the drug sildenafil which is the active ingredient in. This drug is available over-the-counter (OTC) in three main types: Generic, Brand Name and Non-Generic forms. Non-generic sildenafil forms are available by prescription only. Generic sildenafil is also available in a similar form called. This drug is taken by mouth, which gives it a roughly a half a tablet in a single dose. Brand name Viagra is available in the following strengths: 2.5mg, 5mg, 10mg and 20mg forms.
Generic sildenafil citrate tablets contain the same active ingredient as Viagra. This is because they contain the same strength of Viagra. Only one form of sildenafil is available on the market, namely ‘OZ Tablets 2.5mg, 5mg, 10mg and 20mg.Each tablet contains a very small dose of sildenafil.
Generic sildenafil comes in generic form and comes in brand name. This means that even if there were several tablets in a single pack, only one is actually needed to be taken. The fact that one is needed can be beneficial if one is taking a lot of medication.
This drug is available over-the-counter in three main types: Generic, Brand Name and Non-Generic forms.
Sildenafil belongs to a class of medications called phosphodiesterase type 5 (PDE5) inhibitors. This drug works by helping to improve the flow of blood into the penis during sexual stimulation. It will not be able to helps until it has used sildenafil which has the time and time to take all of the medication required.
The original patent for Viagra was expired 2019. This date has expired and is now valid for Viagra. As of 19th September 2023, Viagra (sildenafil citrate) tablets were the most commonly prescribed medication in the UK.
Viagra is now also available in India and can be purchased online from,, or any authorised online pharmacy.
So how does Viagra compare with other ED pills?
Common side effects of Viagra are:
Viagra was the first oral erectile dysfunction treatment available to patients. It is a PDE5 inhibitor that helps improve blood flow to the penis during sexual stimulation. It will not be the last pill in a pack of Viagra tablets. PDE5 inhibitors work by preventing blood flow to the penis from being able to get and keep an erection.
When a man is sexually aroused it helps to increase the flow of blood into the penis. This increases the size of the male organ and allows for easier sexual activity. The increase in blood flow helps men to get or maintain an erection. When a man is sexually stimulated, it helps to maintain an erection.
When a man is not sexually aroused it can be a side effect of the medication. In some cases it can be a long-lasting effect of the medication. In these cases, it is not recommended to take Viagra.
Although there have been rare, very serious side effects of Viagra with other oral erectile dysfunction treatments, there are very serious side effects associated with Viagra and related medications. These can include the following medicines or side effects:
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.
Sildenafil is available in 25mg, 50mg, and 100mg strengths.
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.
Common side effects include:
Less common but serious effects include visual disturbances, hearing changes, or prolonged erections. Seek medical attention if severe or persistent side effects occur.
Sildenafil should not be used by those:
Inform your doctor of all medications and supplements before use. Interactions may occur with:
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.
Sildenafil is available by prescription only in the UK.
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Product descriptionFor those who prefer the privacy, Sildenafil is available by prescription only in the UK. Sildenafil is available through prescription only in the following pharmaceutical treatments:
For further information see...
Sildenafil is usually taken for several hours, approximately one hour before engaging in sexual activity. It is available in 25mg, 50mg, and 100mg strengths.
Viagra is a FDA approved prescription medication for the management of erectile dysfunction. It helps enhance blood flow, supporting erectile function during sexual activity.
Viagra 50mg Tablet can be taken with or without food but should always be used as directed by your doctor. For best results, take it approximately one hour before planned sexual activity. While the time it takes to work may vary from person to person, it usually starts acting within 30 minutes to an hour. This medicine works only when there is sexual stimulation. Do not exceed the recommended dose of one tablet in 24 hours.
Avoid alcohol consumption while taking this medicine, as it can increase the likelihood of experiencing side effects such as dizziness or headache and may decrease the effectiveness of Viagra Tablet.
It is essential to avoid using it with nitrate-based medications (commonly prescribed for chest pain or angina) as this combination can cause serious health risks. Additionally, do not use Viagra 50mg Tablet if you have severe heart or liver conditions, have recently experienced a heart attack or stroke, or have very low blood pressure. Always inform your doctor about your medical history before starting this medication.
The most common side effects of Viagra include flushing (a warm sensation), headache, dizziness, blurred vision, muscle pain, indigestion, and rash. If these effects persist or become bothersome, consult your doctor for advice. They may adjust your dosage or suggest an alternative treatment. Patients are advised to seek immediate medical attention if an erection lasts more than 4 hours, as priapism can cause permanent damage to the penis.
What is ViagraViagra 50mg Tablet is a phosphodiesterase (PDE) inhibitor. It works by relaxing the blood vessels in your penis, allowing blood to flow into the penis when you get sexually excited and causing an erection. This method is particularly effective for patients who have difficulty swallowing tablets, as it works with little to no absorption.
Viagra 50mg Tablet is most effective when taken as a one-time treatment. This means you do not have to wait for it to work once it is taken. For patients with erectile dysfunction, this treatment is typically more cost-effective today. For additional information, you may want to consult a healthcare provider.
While Viagra 50mg Tablet is commonly prescribed for conditions such as erectile dysfunction, it is important to consult with a healthcare professional before use. They may need to determine whether this medication is suitable for you and to why you are taking it. Women, especially women, are particularly sensitive to how Viagra Tablet works. This sensitivity may affect its effectiveness.
Viagra 50mg Tablet may cause mild to moderate side effects as well as serious side effects that may require medical attention. However, not everyone gets these side effects, and it's crucial to follow your doctor’s instructions. Figure shows common side effects of Viagra 50mg Tablet.
Viagra 50mg tablet contains an active component such as Sildenafil. This medication is used to treat erectile dysfunction (ED) in men. It contains the active ingredient sildenafil citrate, which belongs to a class of drugs called phosphodiesterase type 5 (PDE5) inhibitors. It increases blood flow to the penis during sexual stimulation, which helps men achieve and maintain an erection. Viagra may have side effects, including headache, flushing, dizziness, upset stomach, nasal congestion, and vision changes. It should not be taken with certain medications or conditions, so it's crucial to consult a healthcare professional before using it. Erectile dysfunction can have a profound impact on a man's self-esteem and quality of life. By addressing ED, this medication can help improve a person's sense of well-being and overall happiness.
Individuals with a history of cardiovascular diseases, such as heart problems (angina, heart failure, irregular heartbeats) or recent heart attack, should exercise caution when using Viagra. The sexual activity itself can strain the heart and can further increase the strain by increasing blood flow. Consult with a healthcare professional to assess the risks and benefits in such cases. This medication can cause a mild decrease in blood pressure. Caution is advised for individuals with low blood pressure or those taking medications that lower blood pressure, as combining these can lead to potentially harmful interactions. People with severe liver or kidney disease may experience slower elimination of Viagra from the body, leading to a prolonged effect. Dosage adjustments may be necessary in such cases.
What is erectile dysfunction?Erectile dysfunction, also known as impotence, is the inability to achieve or maintain an erection sufficient to have sex. It can be caused by various factors, including medical conditions, lifestyle factors, or an underlying medical condition. Common, but serious, ED symptoms include reduced sexual desire, erectile dysfunction (ED), delayed sexual activity, and/or erectile dysfunction (ED). If left untreated, it can lead to sexually transmitted diseases, including missed sex, unsatisfying partner, problems with the heart, lungs, or water, and/or prolonged intercourse.
What is the primary use of Viagra?Viagra is primarily used to treat erectile dysfunction (ED, a condition where a man cannot achieve or maintain an erection) in men. It can also help improve chest pain and exercise capacity in men with obesity. What happens if I stop taking Viagra?
Viagra is most effective when used to treat ED at least 6 hours before sex. It may lead to dizziness, headaches, or quality of information from other infringements of a sexual activity contract. How long does Viagra last? It can stay in your system for up to 36 hours. Can I take Viagra with my other medications? If you take any medications, including those you do not currently take, talk to a healthcare professional before using Viagra. Can I drink alcohol with Viagra? It's important to avoid alcohol while taking Viagra, as it can lead to a drop in blood pressure.
What happens if I have cancer?
Did you know that Viagra is not the only medication you need? The following medications can cause dangerous side effects:,,,,,, and.
What is the US Food and Drug Administration (FDA) approved use of Viagra?Is Viagra safe?
Did you know that Viagra is not the most commonly prescribed medication?
Did you know that Viagra is only FDA-approved to treat ED?
What is the prescribed by the FDA?What the company behind Viagra says about the drugs
Is there a treatment for ED that lasts longer than 4 hours?What products is available in the market that is not affected by Viagra?
Viagra PrecautionsThe company behind Viagra says that it is not responsible for the safety and efficacy of other products that claim to treat erectile dysfunction.
What are the company's policy on Viagra Precautions?
What happens if I miss a dose of Viagra?
Company: Please visit to discuss Viagra PrecautionsIs there a treatment for erectile dysfunction that lasts longer than 4 hours?
Viagra WarningI have had this question before, and the company that makes it has been very helpful.
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