Aspirin for its health effects for at least 2,400 years. In 1853, chemist Charles Frédéric Gerhardt treated the medicine sodium salicylate with acetyl chloride to produce acetylsalicylic acid for the first time. For the next fifty years, other chemists established the chemical structure and came up with more efficient methods to make it. In 1897, scientists at the Bayer company began studying acetylsalicylic acid as a less-irritating replacement medication for common salicylate medicines. By 1899, Bayer had named it "Aspirin" and sold it around the world. Aspirin's popularity grew over the first half of the twentieth century leading to competition between
Traditional Hausa medicine Traditional Hausa medicine The Hausa people are an African tribe originating from what is modern-day Nigeria. Their medicine is heavily characterized by Islamic influence from the East as well as traditional, African-style herbology, and religious practices which are still prevalent today. Many traditional healing methods such as religious and spiritual healing are often used alongside more modern scientific medicine among Hausa villages and cities. The bokaye and the yan bori are the most commonly known practitioners in Hausa society before the arrival of Islamic culture. The bokaye was an herbologist and subsisted on collecting and selling medical herbs and advice.