I didn't find in Dr. Duke's database, any information about the uses of Callaeum antifebrile
Here is some basic information about Callaeum antifebrile.
Callaeum antifebrile basic info
Scientific Name: Callaeum antifebrile (Griseb.) D. M. Johnson.
Callaeum antifebrile is a South American jungle vine which occurs predominantly throughout the Upper Amazon basin, and less frequently along the Lower Amazon. It is used as a folk medicine in some parts of Brazil, and has occasionally been implicated a component in ayahuasca decoctions. - for more info about Callaeum antifebrile See link
Callaeum antifebrile in other websites
Callaeum antifebrile common names, economics importance, distributional range and more in the USDA GRIN website - See link
Search PubMed (US National Library of Medicine National Institutes of Health) for academic researches with the search term Callaeum antifebrile - See link
See if there is something in Youtube on the term Callaeum antifebrile - See link