When daily testosterone was given, subsequent sildenafil Viagra use resulted in IIEF the International Index of Erectile Function questionnaire used to determine erectile function scores improving significantly. Other risk factors for erectile dysfunction include neurologic problems multiple sclerosis, stroke , depression and medications for treating diabetes, hypertension, heart disease and depression.
There are many oral therapies for erectile dysfunction, but the only approved medication in the US is the PDE 5 enzyme inhibitor sildenafil Viagra. Unapproved therapies, some of which are available in the US and some elsewhere, some of which have data to prove efficacy and some not, include tadalafil Cialis , vardenafil Levitra , yohimbine, phentolamine, trazodone, apomorphine and neutraceuticals.
PDE5 inhibitors act to relax penile erectile tissues with sexual stimulation thus enhancing your ability to get an erection. Why is there a need for another pill? Structurally vardenafil Levitra is similar to sildenafil, while tadalafil Cialis is very different.
Vardenafil Levitra is almost 10 times more biochemically potent than sildenafil, therefore a lower dose is needed to facilitate the penile erection, potentially resulting in less side effects.
Selectivity is the ability of the drug to attach to the specific enzyme PDE 5 found in penile tissues. Vardenafil Levitra is more selective than sildenafil and tadalafil Cialis to PDE5, which again means a lower dose is needed with potentially less side effects. Pharmacokinetics, half-life, is how long the medication stay s in the blood. Sildenafil Viagra has a half-life of 4 hours and vardenafil Levitra has a half-life of hours while tadalafil Cialis has a half-life of This means that vardenafil Levitra should act longer than sildenafil Viagra but the clinical significance is not known.
Cialis is the only drug of the four that has approval for use by people with benign prostatic hyperplasia BPH or enlarged prostate. Cialis also helps to improve urine flow.
A person can take Cialis every day to keep the body ready for sexual stimulation at any time. This allows for some sexual freedom that may be missing with the other options. Viagra or Levitra may be better for people who do not engage regularly in sexual activity and would rather take one pill each time they plan on having sex.
Personal reasons may also guide a choice. Each body reacts to medications differently. Side effects vary between people, and the potential side effects may help an individual to decide which drug suits them best. For instance, if one drug causes nausea, they might consider another drug.
Viagra, Levitra, Cialis, and Stendra will not cure ED, but they may provide relief from its symptoms. There are many side effects and interactions to consider, but, with the right choice and correct use, studies show that these drugs can help a person to overcome ED and engage in sexual activity. It is worth remembering, meanwhile, that none of these drugs will provide sexual stimulation.
The person will need stimulation in order to have an erection. The only way to know which drug is best for you may be through trial and error. People should work directly with a doctor to track side effects and decide which drug is their best treatment option. A case study examines the damage that Viagra can potentially do to the retina. In doses above recommended levels, the blue pill might make you see red. Could watermelon work as a natural remedy for erectile dysfunction in the same way as Viagra?
We look at the science and evidence behind this claim. Impotence is the inability to sustain a male erection. It can lead to a breakdown in relationships and cause embarrassment and depression. In this MNT…. Viagra, Cialis, Levitra, and Stendra: Which is best? Medically reviewed by Alan Carter, Pharm. Function Side effects and interactions Cost and availability Who should take them? Outlook Viagra, Cialis, Levitra, and Stendra are popular drugs for treating the symptoms of erectile dysfunction.
Other options are Levitra and Stendra. Many insurance companies do not cover these drugs, or may have a quantity limit for example, four tablets per month. The most common side effects of Levitra and Viagra are headache, flushing, stuffy nose, and indigestion. Other side effects may occur. This is not a complete list. Consult your ED healthcare provider for medical advice. 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. Ask your doctor if one of these drugs is right for you.
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