Levitra and Viagra should never be used with nitrates, such as nitroglycerin. The combination is contraindicated should not be used because it could result in dangerously low blood pressure. Alpha blockers, such as alfuzosin, terazosin, or tamsulosin, can cause the same effect of low blood pressure when taken with Levitra or Viagra.
Any antihypertensives medications to lower blood pressure in combination with Levitra or Viagra can also interact, causing low blood pressure. Levitra or Viagra can also interact with azole antifungals, protease inhibitors, and macrolide antibiotics. Other drug interactions may occur; consult your healthcare professional for a full list of drug interactions. Although both drugs are indicated in men, they are sometimes used off-label in women.
However, there is no data on either drug in pregnant women. Therefore, Levitra or Viagra should not be used in pregnant women. Levitra vardenafil is a prescription medication approved by the FDA for the treatment of erectile dysfunction ED. The brand-name product is a Bayer product, and it is also available in generic by several manufacturers. Viagra sildenafil is an FDA-approved prescription medication used to treat erectile dysfunction.
The brand-name product is a Pfizer product, and it is also available in generic by several manufacturers. You may have also heard of Revatio being used for ED in place of Viagra.
Revatio is another drug that contains sildenafil, the same ingredient in Viagra. Revatio is indicated for the treatment of pulmonary arterial hypertension PAH , and works by dilating the blood vessels in the lungs.
Sometimes, if insurance does not cover brand or generic Viagra, a doctor may prescribe Revatio, which is usually covered by insurance. Both drugs are in the same category of medications and work in the same way. However, some patients prefer one over the other. Many men notice headache, heartburn and flushing after the effects of the drugs have faded, usually after sexual activity.
Long QT syndrome can be caused by several medications, including cardiovascular drugs and antibiotics. Verdict: Levitra and Viagra have almost identical side effects, although Levitra generally should not be used if you have long QT syndrome. Concerned about the side effects of Levitra and Viagra? Our guide to what to expect from ED medication covers the most common side effects of Levitra, Viagra and Cialis, from heartburn and headaches to facial flushing.
Levitra and Viagra are both safe to use for most men. However, there are a few situations in which both drugs can interact with other medication, causing side effects such as dizziness, slow metabolization and hypotension:. Levitra and Viagra can both interact with nitrates and other medications used to treat hypertension to cause a sudden drop in blood pressure. If you use any medication to treat hypertension, make sure you inform your doctor before considering either drug.
Grapefruit and grapefruit juice can both interact with Levitra and Viagra, causing your body to metabolize the drug slower than normal. Avoid consuming any food or drinks that contain grapefruit before or while using Levitra or Viagra.
Verdict: Levitra and Viagra are both safe for most people. However, you need to inform your doctor about any other prescription medications you use, especially nitrates and other drugs used to treat hypertension. Levitra is available in three doses, ranging from a 5mg dose intended to treat mild ED to the highest dose of 20mg:.
This is the recommended starting dose of Levitra. This is the highest dose of Levitra. Do not exceed a 20mg dose of Levitra. This is the smallest available dose of Levitra. In clinical trials of Levitra, the 5mg dose is enough to cause an improvement in erections for most men.
This is the recommended starting dose of Viagra. This is the highest dose of Viagra. A real, U. Although erections are surprisingly complicated, these drugs do something simple to help: They all relax muscles in the penis and improve blood flow in order to treat ED. Ignoring the emotional and psychological aspects of arousal, even the biology of an erection is complex. Before an erection can happen, a messenger called cGMP tells erectile tissue to relax, which allows blood to flow in.
But at the same time, the blood vessels that take the blood back to your heart get compressed so that more blood is trapped in the penis. If all that goes right, you get an erection. The penis is able to relax thanks to an enzyme called phosphodiesterase-5 PDE-5 that breaks down cGMP, ending the signal to the erectile tissue. This is where things tend to go wrong. PDE-5 inhibitors block this enzyme from breaking down this important messenger that kick starts the blood flow needed to get and maintain an erection.
Higher levels of cGMP make this process easier. Viagra is a brand name for sildenafil, which is just one type of PDE-5 inhibitor. The active ingredient is sildenafil citrate, and Viagra comes in three doses 25 mg, 50 mg, and mg. Viagra is an oral medication taken in anticipation of sex. It can be taken anywhere between 30 minutes and four hours ahead of sexual activity. Though Viagra can start to take effect and help achieve an erection in just 12 minutes, the medication reaches peak levels in your body after 30— minutes Eardley, It can last in your body for up to four to five hours, but your age, health, and diet all affect the exact amount of time it will work.
Viagra is also most effective when taken on an empty stomach. The most common side effects of Viagra include indigestion, headaches, facial flushing, back pain, and stuffy nose.
Although not as common, it can potentially cause priapism, a persistent and painful erection that can last more than four hours. Other serious, but less common, side effects include hearing loss which can be sudden , severe low blood pressure, and vision loss, which can be in one or both eyes.
Take them exactly as your doctor prescribes. If you have questions or concerns, talk with your doctor. All of these medications have been shown to lead to good results, but it may take a little time and patience to find the right one for your needs. If one drug does not work or produces unpleasant side effects , you can try another one. It may also take some trial and error to find the dosage that works best for you.
If you're wondering about your options for AFib medications, consult our explanatory list of AFib drugs to help yourself control your condition. Get the facts on 7 different types of…. Erectile dysfunction doesn't mean the end of your sex life. Try these lifestyle changes to reverse the symptoms of ED. Viagra can help men with erectile dysfunction. Viagra may not be your only option for treating erectile dysfunction. Here are several alternative medications and natural remedies worth considering.
Plenty of standard erectile dysfunction treatments exist, but many men prefer natural treatments. Here's a look at six options. Find out if watermelon can work like Viagra to treat erectile dysfunction ED. If you have erectile dysfunction, you may be interested in herbal supplements such as L-arginine.
Learn the facts about this supplement. Health Conditions Discover Plan Connect. Viagra vs. Cialis vs. Levitra vs. Stendra: Which Is Best? How they work Cialis vs. Viagra Levitra vs. Viagra Stendra vs. How they work. Cialis lasts up to 18 hours in the body, while Viagra lasts 4—6 hours in the body. Both are taken 30 minutes before sex.
Cialis can cause indigestion and limb pain, while Viagra can cause vision change, rash, and dizziness.
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