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Viagra chemical name

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    Viagra chemical name


    Impotence, introduced by the pharmaceutical company Pfizer, Inc., in 1998. Also known by the chemical name sildenafil citrate, it is one of a category of drugs known as phosphodiesterase-5 inhibitors. ciprofloxacin xl S, was discovered through a rational drug design programme by the pharmaceutical company Pfizer. It is a potent selective inhibitor of the enzyme phosphodiesterase (PDE-5), which destroys cyclic guanosine monophosphate (c GMP), itself a dilator of blood vessels in the body. Viagra thus allows cyclic GMP to persist and this property has led to its use for the oral treatment of male erectile dysfunction (N. The structures below were modelled using a program called Chem3D from Cambridge Soft, using molecular mechanics (MM2) and quantum mechanics (AM1, PM3) methods.

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    Viagra was approved by the Food & Drug Administration in 1998 as a therapy for erectile. cGMP, a compound that promotes smooth-muscle relaxation in the corpus. Name. 1-{3-6,7-Dihydro-1-methyl-7 -oxo-3-propyl-1H-pyrazolo4,3-d xenical 120 mg side effects The difference is that Viagra is a brand name medication invented and. There is no chemical difference between the sildenafil used in Pfizer's branded Viagra. Sildenafil citrate C28H38N6O11S CID 135413523 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological.

    The most common medications used to treat erectile dysfunction (ED) are Viagra, Cialis, Sildenafil, and Levitra. They belong to a class of drugs called phosphodiesterase 5 inhibitors (PDE5 inhibitors), which will be explained below. An erection occurs when someone is stimulated by an erotic thought or sexual contact. That leads to a series of chemical reactions in the blood vessels of the penis that results in 6 times the blood flow getting trapped in the penis. An erection might last indefinitely if it weren’t for chemicals called phosphodiesterases. They work at reversing the process that keeps the penis erect. Usually there is a balance between the chemicals that cause an erection and those that would return the penis to being flaccid. They pull in opposite directions with one dominating over the other in a perfect sequence that lets a man have an erection as long as it is needed. The primary indication of sildenafil is treatment of erectile dysfunction (inability to sustain a satisfactory erection to complete intercourse). Its use is now one of the standard treatments for erectile dysfunction, including for men with diabetes mellitus. Rare but serious adverse effects found through postmarketing surveillance include prolonged erections, severe low blood pressure, myocardial infarction (heart attack), ventricular arrhythmias, stroke, increased intraocular pressure, and sudden hearing loss. Care should be exercised by people who are also taking protease inhibitors for the treatment of HIV infection. Protease inhibitors inhibit the metabolism of sildenafil, effectively multiplying the plasma levels of sildenafil, increasing the incidence and severity of side effects. Those using protease inhibitors are recommended to limit their use of sildenafil to no more than one 25 mg dose every 48 hours. blocker (typically prescribed for hypertension or for urologic conditions, such as benign prostatic hypertrophy) at the same time may lead to low blood pressure, but this effect does not occur if they are taken at least 4 hours apart.

    Viagra chemical name

    Viagra vs. Cialis vs. Levitra vs. Sildenafil - Roman - Men's Health, Viagra vs. Sildenafil What's The Difference? - Hims

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  3. Viagra Viagra, trade name of the first oral drug for male impotence, introduced by the pharmaceutical company Pfizer, Inc. in 1998. Also known by the chemical.

    • Viagra drug
    • Sildenafil citrate C28H38N6O11S - PubChem
    • Sildenafil C22H30N6O4S - PubChem

    Sildenafil, sold as the brand name Viagra among others, is a medication used to treat erectile. Sildenafil compound UK-92,480 was synthesized by a group of pharmaceutical chemists working at Pfizer's Sandwich, Kent, research facility in. where to buy retin a in nigeria Jul 2, 2018. Back in 2017, popular erectile dysfunction medication Viagra went. Just like brand name Viagra, generic sildenafil is sold in tablets of 25 mg. Learn about Viagra Sildenafil Citrate may treat, uses, dosage, side effects. Viagra. Generic Name sildenafil citrate; Brand Name Viagra. Last reviewed on RxList 10/30/2018. VIAGRA® sildenafil citrate Structural Formula Illustration.

     
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