On The Physiological Action Of The Calabar Bean, Physostigma Venenosum, Balf (1867) is a scientific book written by Thomas Richard Fraser. The book explores the effects of the Calabar bean, which is a poisonous legume native to West Africa, on the human body. Fraser conducted experiments on animals and humans to observe the effects of the bean on the nervous system, respiratory system, and cardiovascular system. He also examined the chemical composition of the bean and its alkaloids, which are responsible for its toxic effects. The book provides a comprehensive analysis of the physiological action of the Calabar bean and its potential uses in medicine. It is an important contribution to the field of pharmacology and toxicology and remains a valuable reference for researchers and medical professionals today.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.