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Sildenafil's brand name, Viagra, is widely recognized in popular culture, and the drug's association with treating erectile dysfunction has led to its recreational use. [33] The reasons behind such use include the belief that the drug increases libido, improves sexual performance, [ 33 ] or permanently increases penis size. [ 34 ]
Likewise, Viagra shouldn’t be combined with antiretroviral drugs used to treat HIV/AIDS, as it can cause an increased concentration of sildenafil in the body. Breastfeeding women shouldn’t ...
In 1833 French chemist Anselme Payen was the first to discover an enzyme, diastase. In 1834, François Mothes and Joseph Dublanc created a method to produce a single-piece gelatin capsule that was sealed with a drop of gelatin solution. In 1853 Alexander Wood was the first physician that used hypodermic needle to dispense drugs via Injections.
Whether you’re one of the 30 million men who have (ED) or not, you’ve almost certainly heard of Viagra. Maybe you even know about other ED medications, like Levitra or Stendra or Cialis, too.
What Is Viagra? Viagra has one of the biggest glow-up stories in the world of medicine.Originally designed as a blood pressure medication for people trying to avoid chest pain and stiff left arms ...
Logo of Upjohn Pill & Granule, later The Upjohn Company. The Upjohn Company was an American pharmaceutical manufacturing firm (est. 1886) in Hastings, Michigan, by Dr. William E. Upjohn, a 1875 graduate of the University of Michigan medical school.
They’re made with the same active ingredients in well-known drugs like Viagra and Cialis, but they’re chewable. Like those popular prescription drugs, they can also be used as needed or daily ...
Vardenafil's indications and contraindications are the same as with other PDE5 inhibitors; it is closely related in function to sildenafil citrate (Viagra) and tadalafil (Cialis). The difference between the vardenafil molecule and sildenafil citrate is a nitrogen atom's position and the change of sildenafil's piperazine ring methyl group to an ...