santonin
/ˈsæntənɪn/
noun
- A bitter, white crystalline compound obtained from santonica plants, formerly used as a medicine to expel intestinal worms.
- Santonin was once a common treatment for worms, but safer drugs have replaced it.
- Chemists extracted santonin from dried santonica flower buds.
- The doctor prescribed santonin for the patient's parasitic infection.