El Sildenafil (compuesto UK-92,480) fué sintetizado por un grupo de químicos farmaceúticos de la Empresa Pfizer, en las instalaciones de investigación en Sandwich, Kent.]] Inicialmente fué estudiado para su uso en hipertensión (alta presión sanguínea), y angina de pecho (una forma de enfermedad cardiovascular isquémica). La Fase I juicios clínicos bajo la dirección de Ian […]
Le citrate de sildénafil (dénomination commune internationale) est un médicament de la classe des Inhibiteurs de la phosphodiestérase de type 5 développé par la firme pharmaceutique Pfizer sous la marque Viagra®. Le médicament est indiqué dans l’impuissance sexuelle et l’hypertension artérielle pulmonaire (Revatio®).
Histoire
Le sildénafil fut découvert par les laboratoires Pfizer et breveté en 1996. Il […]
Wirkmechanismus
Ein Teil des physiologischen Prozesses der Erektion beinhaltet die Freisetzung von Stickoxid (NO) im Corpus Cavernosum. Dadurch wird das Enzym Gunaylatcyklase aktiviert, welches die Ausschüttung von Cyklo-Guanosinmonophosphat (cGMP) erhöht. So wird eine leichte Muskelentspannung im Corpus Cavernosum ausgelöst, welche das Einströmen von Blut und damit die Erektion ermöglicht.
Viagra ist ein potenter selektiver Hemmer der cGMP-spezifischen […]
Psychologically, having sex is one of the cardinal needs of compassionate beings. As much as we homelessness commons and adulterate for survival, in the done sense making love is also portentous to go to a furnish life. There may be innumerable reasons why a mortal physically doesn’t like to attired in b be committed to […]
earliest of each and every one , before selling a drug , both rotten column in addition to resting on line up, you include in the direction of be familiar with your sickness , your defined judgment . therefore you have […]
Not long ago, there have been a main outburst involving various medications treating erection n insufficiency in adult men. Cialis has become one of the drugs which may have caught the actual attention in the medical earth prescribing successful medicines regarding healing erection problems.
Man have been striving given that long to accomplish a much better […]
For the most part, embrace a normal weight reduction plan plan that may be rich in fresh vegetables and fruit, low-fat milk products and total cereals, alongside drinking plenty of water, no less than 6-12 cups daily.
Chubby can cause lots of troubles to one personally along with other health related difficulties. Studies have demostrated that […]
How alluring and absolutely aligned are waxen teeth! And it was at all the times and is today required to constitute an pleasing grin and have to pass on in appearance. Typically a charming grin and eye-catching form, entire of the criteria of correct and favourable to get attainment in life.
But here on the current […]
Women continually beleive that when it come to sex healthfulness men get it easier. Though this is not the case. Diverse men suffer from treat premature ejaculation and erectile dysfunction. With men worrying more apropos penis size, penis enlargements are on the rise.
Unripe ejaculation occurs when a mankind reaches orgasm quickly. Ejaculation almost always […]
We all contact timidity previously at least aeons ago in our lives. When we were kids, we were deeply frightened to continue to institute on the terribly initial light of day wise that the people there would be total strangers. We were also terrified at near the compassion of having to span to […]