Private company
Antikamnia Chemical Company
Pharmaceutical manufacturer (1890–1930)
Antikamnia Chemical Company (1890–1930), named after its patent medicine Antikamnia, was an American pharmaceutical company based in St. Louis that manufactured supposed cures for pain with the main ingredient being acetanilid, which was known to be toxic.2 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
Overview
- HeadquartersSt. Louis1
See how the biggest companies compare on our leaderboards

Antikamnia Chemical Company (1890–1930), named after its patent medicine Antikamnia, was an American pharmaceutical company based in St. Louis that manufactured supposed cures for pain with the main ingredient being acetanilid, which was known to be toxic.2
Timeline
- Apr 10, 1890Founded Founded1
Links
- WikipediaAntikamnia
- More imagesWikimedia Commons
- WikidataQ65048134
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1
- 2
- 3