Sentence:  Readiness of resource, mother-wit, and a fair average of manipulative skill were characteristics of the Tudor surgeon, and he trepanned the head, opened the chest, cut for stone, and amputated with remarkable success. He also had some knowledge of herbs and simples, and there had been handed down to him an <WSD>antidotary</WSD> or collection of prescriptions which had proved useful to his predecessors. 
Meaning of the word marked with <WSD> tags:  A book of antidotes or pharmacological preparations.