Aspirin, acetyl salicylic acid, was developed in the late 19th century at the Bayer company in Elberfeld, Germany. In 1900, Bayer received a patent for the drug in the United States and also registered the trademark name, Aspirin.

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Aspirin is used to reduce fever and relieve mild to moderate pain from conditions such as muscle aches, toothaches, common cold, and headaches. It may also be used to reduce pain and swelling in conditions such as arthritis. Aspirin is known as a salicylate and a nonsteroidal anti-inflammatory drug (NSAID).

Genuine Bayer® Aspirin can provide pain relief from headaches, backaches, muscle pain, toothaches, menstrual pain and minor arthritis pain - and has for over 120 years. It's also recommended, under a doctor's direction, to help reduce the risk of a recurrent heart attack or clot-related (ischemic stroke).

It all starts with a friendship between two men, plenty of natural curiosity and two kitchen stoves. Businessman Friedrich Bayer and dyer Johann Friedrich Weskott use these to conduct experiments and eventually discover how to make the dye fuchsine. On August 1, 1863, they found the "Friedr.

Bayer AG was founded as a dyestuffs factory in 1863 in Barmen (later part of Wuppertal), Germany, by Friedrich Bayer and his partner, Johann Friedrich Weskott, a master dyer. Bayer was responsible for the commercial tasks. Fuchsine and aniline became the company's most important products.

The Chemistry of Aspirin (acetylsalicylic acid) Aspirin is prepared by chemical synthesis from salicylic acid, through acetylation with acetic anhydride. The molecular weight of aspirin is 180.16g/mol. It is odourless, colourless to white crystals or crystalline powder.

Aspirin is in a group of medications called salicylates. It works by stopping the production of certain natural substances that cause fever, pain, swelling, and blood clots.

In a lab in Wuppertal-Elberfeld, Germany, the young Bayer chemist succeeded in creating the first pure and shelf-stable formulation of acetylsalicylic acid from salicylic acid, which was in wide use at that time.

Aspirin a.k.a Bayer, Bufferin The active ingredient in aspirin is acetylsalicylic acid which inhibits the body of prostaglandins, concentrated substances where we feel pain. Prostaglandins increase the perception of pain, fever, redness and inflammation that may occupancy injuries.

Bayer® invented modern aspirin 120 years ago, and it's the most trusted pain reliever on the shelf today.

1899: Acetylsalicyclic acid is named Aspirin by Bayer. The letter 'A' stands for acetyl, “spir” is derived from the plant known as Spiraea ulmaria (meadowsweet), which yields salicin, and “in” was a common suffix used for drugs at the time of the first stable synthesis of acetylsalicylic acid.