hyoscine
noun
hy·o·scine ˈhī-ə-ˌsēn 
: scopolamine
especially : the levorotatory form of scopolamine
Example Sentences
Recent Examples on the Web Some dodgy shamans are said to infuse the drink with borrachero, a plant that contains hyoscine, a drug that can make people vulnerable. 
The Economist, 14 June 2019
The Economist, 14 June 2019 Word History
Etymology
International Scientific Vocabulary hyoscyamine + -ine
First Known Use
1872, in the meaning defined above
Medical Definition
hyoscine
noun
hyo·scine ˈhī-ə-ˌsēn
: scopolamine
especially : the levorotatory form of scopolamine