Heinrich Dreser (1 October 1860 – 21 December 1924) was a German

chemist A chemist (from Greek ''chēm(ía)'' alchemy; replacing ''chymist'' from Medieval Latin ''alchemist'') is a scientist trained in the study of chemistry. Chemists study the composition of matter and its properties. Chemists carefully describe t ...

responsible for the

aspirin Aspirin, also known as acetylsalicylic acid (ASA), is a nonsteroidal anti-inflammatory drug (NSAID) used to reduce pain, fever, and/or inflammation, and as an antithrombotic. Specific inflammatory conditions which aspirin is used to treat inc ...

and heroin projects at

Bayer AG Bayer AG (, commonly pronounced ; ) is a German multinational pharmaceutical and biotechnology company and one of the largest pharmaceutical companies in the world. Headquartered in Leverkusen, Bayer's areas of business include pharmaceutica ...

. He was also a key figure in creating the widely used modern drug codeine. Dreser was born in Darmstadt.

Arthur Eichengrün Arthur Eichengrün (13 August 1867 – 23 December 1949) was a German Jewish chemist, materials scientist, and inventor. He is known for developing the highly successful anti-gonorrhea drug Protargol, the standard treatment for 50 years until th ...

made the claim, yet unproven, that credit for the discovery of aspirin were stolen from him by Dreser.

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19th-century German chemists 1860 births 1924 deaths Bayer people Scientists from Darmstadt 20th-century German chemists {{Germany-chemist-stub