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Over the last years, on the worldwide market of drug preparations there have emerged a great amount of multiple production inciting sexual desire of men. Amidst them are products of plant nature such as herbal drug preparations and nutritional additives or bioactive supplements, homeopathic substanses and many others. Viagra super active, generic Levitra and others that belong to chemically produced medicaments are also applied in this area.
Each of these drug preparations like Viagra plus, cheap Cialis or Levitra plus, has an entire right to exist as the number and variety of drugs enables the physician to pick out the most efficient treatment of erectile dysfunction depending on the conditions that caused it.
Now we will make a brief survey of drug preparations for curing erectile dysfunction.
The nonproprietary global name of the medicine known as Viagra is Sildenafil. It is the first representative of a recent series of drugs called phosphodiesterase type 5 inhibitors.
The drug extends the veins of a penis if there is enough erotic excitement. As a consequence blood flow in a penis brings it to be natural erect.
Erectile dysfunction in males which is as well called impotence may be cured by Sildenafil. With impotence ordinary erection of a man which is required for sexual intercourse doesn’t happen. Sildenafil has an effect only in response to erotic excitement and does not influence the reproductive ability.
Your sublime Viagra dose should be defined by your physician. For lots of males it is 50 mg but it can be either enlarged to 100 mg or reduced to 25 mg according to efficacy and tolerance to the medicament.
Do not overpass the dose of the product as your physician recommended you the best possible dose. Do not take more than one tablet per day. You should immediately contact your doctor in case you took more tablets that were proscribed to you.
Nowadays, Cialis (Tadalafil) has also become widespread to treat erectile dysfunction besides Viagra (Sildenafil). Cialis (Tadalafil) was worked out by the pharmaceutical enterprise Eli Lilly in combination with YCOS company.
As contrasted to Viagra on the basis of the data on pharmacogenetics Cialis has some preferences. Thus, the effectiveness of Cialis for erection lasting is up to 36 hours (in 20 mg dose), the one of Viagra – 4-6 hours.
Sildenafil and Tadalafil side effects are very similar: headache, dizziness, nausea, diarrhea, color-vision defect, signs of influenza (stuffy nose), back pain, muscle pain.
At the moment, on the world pharmacological market a young medicine Levitra (Vardenafil) has arose. 80 percent of men taking Levitra regardless of their age observed its wholesome effect on the II phase of clinical checking.