The Collaborative International Dictionary of English v.0.48:

Typhotoxin \Ty`pho*tox"in\, n. [Typhoid + -toxic.] (Physiol.
   Chem.)
   A basic substance, C7H17NO2, formed from the growth of the
   typhoid bacillus on meat pulp. It induces in small animals
   lethargic conditions with liquid dejecta.
   [1913 Webster]