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You have three options for vaccines—the FDA has approved shots from Pfizer-BioNTech, Moderna and Novavax. COVID vaccines are safe and effective and protect you and those around you, Dr. Hopkins ...
Recreational Viagra use does happen, and while some men see harmless benefits from the active ingredient in the famous “little blue pill,” they’re still taking a significant risk every time ...
Viagra has made its way into medicine cabinets the world over as a trusted medication for ED and cardiovascular health. We know intimate activity is supposed to be somewhat off the cuff, but you ...
A number of COVID‑19 vaccines began to become approved and available at scale in December 2020, with vaccinations beginning to ramp up at scale from the beginning of 2021, among them the Oxford–AstraZeneca COVID‑19 vaccine, based on an adenovirus vector and internally termed AZD1222. [citation needed]
The Pfizer–BioNTech COVID-19 vaccine, sold under the brand name Comirnaty, [2] [33] is an mRNA-based COVID-19 vaccine developed by the German biotechnology company BioNTech. For its development, BioNTech collaborated with the American company Pfizer to carry out clinical trials , logistics, and manufacturing.
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 ]
After further trials, sildenafil citrate was approved by the Food and Drug Administration (FDA) in 1998 as the active ingredient in brand name Viagra, now a very well-known drug for ED.
Vaxine began work on a COVID-19 vaccine in January 2020. After developing a vaccine adjuvant the company decided to focus on a "recombinant protein-based vaccine". A phase 1 human trial started in June 2020. The phase 1 trial involved 40 participants, 30 of whom received the vaccine. The remaining ten participants received a saline placebo. [7]