How long does it take for Viagra to work? How long does Viagra last? How does the time frame compare with other ED meds? How does Viagra work? Can you climax more than once? Are there any adverse side effects to be aware of? How long should you use Viagra before talking with your doctor?
Is there anything else to consider? The bottom line. Read this next. Medically reviewed by Stacy Sampson, D. Medically reviewed by Janet Brito, Ph. Do Male Enhancement Pills Work? Here's What Experts Say. Viagra: Prices and Savings Tips. Medically reviewed by Alan Carter, Pharm. If any of these factors apply to you, your starting dose might be 25 mg, which is lower than the typical recommended dose.
But the maximum dose of Viagra is mg. For example, people ages 65 years and older tend to get higher levels of Viagra in their blood after taking a dose. For example, they may recommend that you take 25 mg of the drug rather than 50 mg. Viagra is a prescription medication that can have serious side effects. If you and your doctor determine that Viagra is safe and effective for you, you can likely take it for as long as you continue to need it.
Other drugs are available that can treat erectile dysfunction ED. Some may be a better fit for you than others. They can tell you about other medications that may work well for you. Natural and over-the-counter OTC products for treating ED are widely available, especially on the internet. This includes products that contain these ingredients either alone or in combination with other ingredients.
And these products may cause harmful side effects. Examples of products that contain one or more of these ingredients include Libido-Max and Extenze.
You should also avoid products you can buy online without a prescription that claim either to be generic forms of sildenafil or to contain sildenafil. Sildenafil is the active drug in Viagra. You may wonder how Viagra compares with other medications that are prescribed for similar uses. Here we look at how Viagra and Cialis are alike and different. Viagra contains the drug sildenafil , while Cialis contains the drug tadalafil. A class of drugs is a group of medications that work in a similar way.
Viagra and Cialis are both approved to treat erectile dysfunction ED in males ages 18 years and older. In addition, Cialis is approved to treat symptoms caused by benign prostatic hyperplasia BPH. They can also include having a weak flow of urine or being unable to fully empty your bladder. While you can take Cialis just as needed for ED treatment, another option is to take a low dose of the drug regularly each day.
This may help make sex more spontaneous for you. Viagra and Cialis both contain the same type of drug. Therefore, these medications can cause very similar side effects. Below are examples of these side effects. These lists contain up to 10 of the most common mild side effects that can occur with Viagra, with Cialis, or with both drugs when taken individually.
The following list contains examples of serious side effects that can occur with either Viagra or Cialis. The use of Viagra and Cialis in treating ED has been directly compared in several clinical studies.
However, researchers found that men who took Cialis had improved confidence in their sexual ability. So the men were more likely to prefer Cialis over Viagra.
This is likely due to the long-lasting effect of Cialis, which allows men to have more spontaneous sex. The study also found that men who took Cialis were more likely to have back or muscle pain than were men taking Viagra. But men taking Cialis were less likely to have flushing compared with men taking Viagra. Viagra and Cialis are both brand-name drugs. Generic forms of both drugs are available.
Brand-name medications usually cost more than generics. According to estimates on GoodRx. Here we look at how Viagra and sildenafil are alike and different. Viagra, which contains the active drug sildenafil, is a brand-name drug. But sildenafil is also available as a generic medication. A generic medication is an exact copy of the active drug in a brand-name medication.
Viagra is approved to treat erectile dysfunction ED in males ages 18 years and older. It comes as tablets that are taken by mouth. Viagra is available in the following strengths:. Like Viagra, certain forms of sildenafil are approved to treat ED in males ages 18 years and older. For example, sildenafil mg, mg, and mg tablets are approved for this use.
In addition, sildenafil also comes as mg tablets. These forms of sildenafil are generic versions of a brand-name drug called Revatio. Like Revatio, these forms of sildenafil are used to treat a condition called pulmonary arterial hypertension PAH.
With PAH, you have high blood pressure in the artery between your heart and lungs. It also means that sildenafil and Viagra can cause the same side effects. Viagra is a brand-name drug, while sildenafil is a generic form of Viagra. Like Cialis described above , Levitra is also prescribed for similar uses as Viagra. Here we look at how Viagra and Levitra are alike and different.
Viagra contains the drug sildenafil , while Levitra contains the drug vardenafil. Viagra and Levitra are both approved to treat erectile dysfunction ED in males ages 18 years and older. The medications can help you get an erection for up to 4 hours after you take a dose. But neither drug should be taken more than once a day. Viagra and Levitra both contain the same type of drug.
These lists contain up to 10 of the most common mild side effects that can occur with Viagra, with Levitra, or with both drugs when taken individually. The following list contains examples of serious side effects that can occur with either Viagra or Levitra. The use of Viagra and Levitra in treating ED has been directly compared in several clinical studies and compared in several reviews of studies. Viagra and Levitra are both brand-name drugs.
Viagra is approved to treat erectile dysfunction ED in men. These messages cause certain chemicals to be released in your penis. One of these chemicals, called cyclic GMP, relaxes and widens certain blood vessels in your penis. These actions allow blood to flow into the corpus cavernosum, which causes your penis to get hard and become erect. The condition can result from problems with messages being sent from your brain.
ED can also result from problems with blood flow into your penis. Viagra works to treat ED by helping you have and maintain an erection. Viagra is a type of drug called a phosphodiesterase type 5 PDE5 inhibitor.
It works by inhibiting blocking the action of an enzyme called PDE5. An enzyme is a protein that helps chemical reactions to happen inside your body. This action improves blood flow to your penis and helps you to have and keep an erection. However, some men find that if Viagra works to treat their erectile problem, it also increases their sexual confidence. And this may lead to an increased sex drive. They may recommend that you try a different medication for your ED. Arousal may involve having sexual thoughts, looking at sexual images, masturbating, or engaging in foreplay.
But if you feel anxious, nervous, depressed, or stressed, your body may not respond well to sexual stimulation. If this is the case, try to relax, make yourself comfortable, and take your time. This is because consuming large amounts of alcohol can make it more difficult for you to get an erection. Instead, it belongs to a class of drugs called phosphodiesterase type 5 PDE5 inhibitors.
A class of drugs describes a group of medications that work in a similar way. Viagra works by inhibiting blocking the action of a certain enzyme in your body. If you have any bleeding problems, talk with your doctor about whether Viagra is safe for you. Here are answers to some frequently asked questions about Viagra. However, the drug can help you to get and keep an erection. And studies have shown that Viagra can increase satisfaction from sex.
This may temporarily increase the size of your penis, until the erection goes away. The drug does have a few serious side effects, but these rarely occur. But you may be dealing with erectile dysfunction when the following symptoms are persistent:. Although it might not be possible to always prevent erectile dysfunction, taking care of yourself can help you avoid persistent problems.
In general, the healthier you are, the less likely you'll be to have erectile dysfunction. Doing the following can help:. There's no one-size-fits-all treatment for erectile dysfunction. Its causes vary, which means you may need to develop a multi-pronged approach to your treatment plan.
Work with your doctor to come up with the best treatment for you. Possible treatments include:. If you suffer from erectile dysfunction, there's help. Discuss your symptoms and concerns with your doctor to help figure out the cause of your erectile dysfunction. Then work toward treatment options that will get you feeling back to your old self again. Intermountain Healthcare is a Utah-based, not-for-profit system of 24 hospitals includes "virtual" hospital , a Medical Group with more than 2, physicians and advanced practice clinicians at about clinics, a health plans division called SelectHealth, and other health services.
This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information. Talk to your doctor about eating grapefruit and drinking grapefruit juice while taking this medicine. If you are taking sildenafil for erectile dysfunction, you are unlikely to miss a dose since this medication is taken as needed, not on a regular dosing schedule.
If you are taking sildenafil for PAH, take the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule. Do not take a double dose to make up for a missed one. Some patients experienced a sudden loss of some or all of their vision after they took sildenafil or other medications that are similar to sildenafil.
The vision loss was permanent in some cases. It is not known if the vision loss was caused by the medication. If you experience a sudden loss of vision while you are taking sildenafil, call your doctor immediately. Do not take any more doses of sildenafil or similar medications such as tadalafil Cialis or vardenafil Levitra until you talk to your doctor.
There have been reports of heart attack, stroke, irregular heartbeat, bleeding in the brain or lungs, high blood pressure, and sudden death in men who took sildenafil for erectile dysfunction. Most, but not all, of these people had heart problems before taking sildenafil. It is not known whether these events were caused by sildenafil, sexual activity, heart disease, or a combination of these and other causes. Talk to your doctor about the risks of taking sildenafil.
Some patients experienced a sudden decrease or loss of hearing after they took sildenafil or other medications that are similar to sildenafil. The hearing loss usually involved only one ear and did not always improve when the medication was stopped.
It is not known if the hearing loss was caused by the medication. If you experience a sudden loss of hearing, sometimes with ringing in the ears or dizziness, while you are taking sildenafil, call your doctor immediately. If you are taking sildenafil Viagra for erectile dysfunction, do not take any more doses of sildenafil Viagra or similar medications such as tadalafil Cialis or vardenafil Levitra until you talk to your doctor.
If you are taking sildenafil Revatio for PAH, do not stop taking your medication until you talk to your doctor. Sildenafil may cause other side effects. Call your doctor if you have any unusual problems while you are taking this medication. Keep this medication in the container it came in, tightly closed, and out of reach of children. Store the tablets at room temperature and away from excess heat and moisture not in the bathroom.
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