Viagra 50 mg how long

Generally, Viagra lasts around 4 hours. Viagra relaxes the muscle cells in the blood vessels supplying the penis, allowing an increased blood flow. Erections occur when blood flows into the penis. Therefore, this increased blood flow increases the chance of achieving an erection. For a more detailed explanation of this process see our Viagra information page. Viagra has been shown to be effective in two thirds of men with erectile dysfunction.

The underlying cause and severity of your erectile dysfunction also impacts on how successfully you respond to Viagra. This is not uncommon. Doctors recommend trying Viagra up to eight times before moving to a higher dosage or exploring an alternative treatment. Other ED medications include:. For more information on all of these products visit our erectile dysfunction page. Online Doctor Mon-Fri: 9am-5pm Sat: 9am-1pm.

Contact us. By clicking submit you agree to our privacy policy and terms and conditions. Click and collect in as little as 60 mins Choose collection at checkout and you can usually collect your treatment in as little as 1 hour from your local LloydsPharmacy. These changes include :. In some cases, erectile dysfunction does not have a physical cause.

For example, it may occur as a result of stress or an underlying mental health condition, such as depression. If the cause is psychological, psychotherapy or counseling can help treat it.

There are also a large variety of complementary and herbal medicines that claim to treat erectile dysfunction, such as herbal supplements. However, there is currently no reliable evidence to suggest that any of these approaches are effective for treating the condition. There are also safety concerns surrounding herbal remedies and supplements.

A doctor can provide guidance on the best course of action and how to reduce the risk of any adverse side effects with treatment. Erectile dysfunction is a sensitive issue, and it can be difficult to seek professional help. The condition can have a significant impact on well-being. However, a wide variety of effective methods for treating the condition are available. It is best to take the drug around 60 minutes before sexual activity, and its effects can last up to 4 hours.

Viagra cannot cause an erection if there is a lack of sexual arousal. There are several other methods for dealing with erectile dysfunction, including taking other medications, making lifestyle changes, and seeking therapy or counseling. It is important to seek help from a healthcare professional rather than trying to treat the condition alone. Viagra is a medication that can help with erectile dysfunction. How Long Does Viagra Last? How it works When it starts working How long it lasts Additional factors When it leaves your system Potential risks Takeaway Alternatives Takeaway Sildenafil is a common medication used to stimulate erections in people with erectile dysfunction ED.

How does it work? How long does it take to start working? How long does it last? Can any factors affect how long it lasts? How long does it take to leave my system? Potential risk factors.

When to see your doctor. Alternatives to Viagra. The takeaway. Is Erectile Dysfunction Psychological? Viagra vs. Cialis vs. Levitra vs. Stendra: How Each Stacks Up. At least two-thirds of men have improved erections after taking it. Sildenafil is also sometimes used to treat pulmonary hypertension high blood pressure in the blood vessels that supply the lungs. This medicine is available on prescription and can also be bought from most pharmacies.

It comes as tablets that you swallow, chewable tablets, and as a liquid that you drink. Sildenafil for erectile dysfunction Viagra can be taken by men aged 18 and over. It's not for women or children. Sildenafil for pulmonary hypertension Revatio can be taken by adults and children aged 1 and over. Branded versions of sildenafil such as Viagra are not available on the NHS, except in special circumstances.

You can also get sildenafil on a private prescription from your doctor. This means you'll need to pay the full cost of the medicine. They'll ask you some questions about your general health to make sure sildenafil is safe for you to take. You can also talk to them about side effects. If the pharmacist has any concerns about whether sildenafil is safe for you, they may advise you to see your doctor.

Be very careful if you do this as many websites sell fake medicines. Online medicines are not always regulated and the ingredients in them can vary from one pack to another. They can cause unpleasant side effects or may not be suitable for you. It's best to see your doctor before buying medicines online. They know your medical history and can discuss whether you might benefit from treatment. Sildenafil tablets for erectile dysfunction come in different strengths ranging from 25mg to mg.

Take sildenafil up to 4 hours before you want to have sex. For sildenafil to work properly, you'll need to be sexually excited. Sildenafil tablets for pulmonary hypertension come in 10mg and 20mg tablets. For erectile dysfunction, it's best to take sildenafil on an empty stomach. It may take longer to work if you take it with food. If you or your child are taking sildenafil as a liquid, 1ml is usually the same as taking a 10mg tablet, but it's important to always check the medicine label.

If you do not have a plastic syringe or spoon, ask your pharmacist for one. Do not use a kitchen teaspoon as it will not give the right amount. If you have pulmonary hypertension and you forget to take a dose of sildenafil, take it as soon as you remember and then continue as usual. You could also ask your pharmacist for advice on other ways to help you remember to take your medicine. Talk to your doctor if you have taken too much sildenafil and you're worried about these side effects.

Like all medicines, sildenafil can cause side effects in some people. Many people have no side effects or only minor ones. If you get these side effects, keep taking the medicine, but tell your doctor or pharmacist if these side effects bother you or do not go away:. In rare cases, it's possible to have a serious allergic reaction anaphylaxis to sildenafil. You can report any suspected side effect to the UK safety scheme.

Some complementary therapies may have ingredients that could interfere with sildenafil and cause side effects.