Levitra (vardenafil) was the second oral ED booster approved by FDA. Levitra is a phosphodiesterase 5 inhibitor with medical properties of increasing blood flow into the penile region and providing erections rigid enough for satisfying sexual intercourse. Levitra medication will work only with sexual stimulation. Levitra medication is available only with prescription, still men with ED can order it online without prescription. Men with other serious conditions should consult their doctor about the possibility to take Levitra for ED treatment. Levitra is clinically tested and is proven to help men in 81 % of cases. Levitra is considered to be the safest PDE5 inhibitor causing fewer side effects than Cialis or Viagra. Levitra is effective in men with ED caused by diabetes, atherosclerosis, high blood pressure and others. Levitra is contraindicated with similar PDE5 inhibitors, nitrates, alpha-blockers, medications for heart and blood pressure. Consult your doctor if you regularly take other medications. For most healthy men, the recommended starting dose of Levitra is 10 mg for use as needed, 60 minutes before sexual activity. The dose may be increased to a maximum recommended dose of 20 mg or decreased to 5 mg based on efficacy and tolerability of a patient. The maximum recommended dosing frequency is once in 24 hours.  Levitra can be taken with food or without it. Clinical studies observed no significant changes in Levitra absorption when administered with food. It is generally recommended not to use Levitra with alcohol, grapefruit juice. Levitra may cause from mild to moderate/severe (rarely) side effects. Side effects occurrence depends on the dose of the drug and pre-existing conditions which a patient taking Levitra may have. Ask your doctor for more information about Levitra- one of the most effective treatments of ED.


Cialis (tadalafil) is a PDE5 inhibitor, a revolutionary medication in pharmaceutical industry and among other PDE5 inhibitors. Cialis is positioned as the medication with the longest lasting effect up to 36 hours in some patients. Cialis was the third medication approved by FDA for the treatment of ED in men. Cialis is indicated to treat ED and the symptoms of benign prostatic hyperplasia (BPH) in men of different ages. BPH occurs in older men (over 55 years of age) and characterized by growth of prostate gland and unpleasant symptoms accompanying this condition. Ciails is proven to be highly effective in the treatment of both conditions. It increases blood flow into the penis and provides an erection when necessary (with sexual stimulation). Cialis is produced in the dosage form of tablets for oral intake: 2.5 mg, 5 mg, 10 mg and 20 mg. The initial recommended dose for ED is 10 mg in patients with no other serious conditions. The choice of the dose is based on the efficacy of treatment, individual response to the therapy and other conditions a person may have. Cialis unlike other PDE5 inhibitors may be taken in two ways: when needed and on a regular basis –daily.  ED treatment with Cialis may be carried out in two ways, when needed Cialis is taken in larger doses, on a daily basis the medication is taken in lower doses. Cialis for the treatment of ED or both BPH and ED is taken daily in the dose of 5 mg. Cialis was proven to be effective in 80% of cases according to the clinical studies. It was tested in men with ED caused by different factors and demonstrated high efficacy of treatment. Cialis is a prescription medication. Consult your doctor before taking it. Learn about side effects of the drug and its contraindications (Cialis is not allowed to be mixed with nitrates). Cialis may interact with other drugs and alcohol, ask your doctor about Cialis drug interactions to be sure that you can safely take it.  


Viagra (sildenafil) is a well-known impotence agent from the drug class of PDE5 inhibitors (phosphodiesterase type 5 inhibitors). Viagra was the first oral medication approved by FDA to treat erectile dysfunction in men. Erectile dysfunction or impotence is one of the most common sexual dysfunctions in men of all ages. Impotence may be induced by different factors: psychological, physiological or both. Certain medications may contribute to the development of this condition. Most men do not want to seek treatment when they experience periodical difficulties in achieving or maintaining erections. When the situation with erections becomes more serious – impotence gets a persistent character, they seek help. Nowadays ED condition is successfully treated with PDE5 inhibitors. After physical exam and other tests, a doctor offers a patient with diagnosed ED one of the treatment options available nowadays. One of the most safe and effective method of fighting with ED is taking Viagra medication. Viagra is produced in a form of tablets in dosages of 25 mg, 50 mg and 100 mg. The tablets are rounded-diamond in shape, blue in color. The usual starting dose of Viagra is 50 mg. The dose choice depends on other conditions that a patient may have. Viagra, like all other PDE5 inhibitors, works by influencing on the chemical processes in the body.  Particularly, it inhibits the action of PDE5, improves blood flow to the penis and thus provides an erection. Viagra is fast absorbed from the stomach. Still food high in fats can delay the effect of the drug. Besides, alcohol intake in large amounts with Viagra may negatively influence on a patient’s general feeling and provoke side effects of the drug. Viagra is effective in 87% of cases, according to the results of the clinical trials. Men taking part in the studies reported significant improvements in erectile function, duration of the sexual intercourse and rigidity of the penis. Viagra is a prescription medication with certain contraindications and side effects. Viagra should not be taken with nitrate-based medications or medications with blood pressure lowering effects. Ask your doctor about other drug interactions of Viagra. Viagra shouldn’t be taken with similar medications including Cialis, Kamagra, Staxyn or Levitra. Viagra usage should be carefully considered in patients with serious cardiovascular status, kidney or liver impairment, eye hereditary diseases, blood cell disorders and other serious conditions. If anything applies to you, consult your doctor about possibility to have Viagra treatment. Viagra is taken 30 minutes to 2 hours before sexual intercourse, you can actually take Viagra 4 hours before sexual activity - the effect of Viagra lasts approximately for 4 hours. Viagra has been proven as a safe and effective treatment of ED condition in men. If you have any problems with erections, ask your doctor about Viagra.