"Features of chloroform poisoning following ingestion include headache, impaired consciousness, convulsions, respiratory paralysis, dizziness, abdominal pain, nausea, vomiting, and diarrhea. Inhalation may result in dizziness and shortness of breath. In cases of ingestion, ipecac-induced emesis is not recommended."
emesis, abdominal pain and diarrhea, inhalation is preferable
"Use of chloroform as an incapacitating agent has become widely recognized, bordering on clichéd, due to the popularity of crime fiction authors having criminals use chloroform-soaked rags to render victims unconscious. Nonetheless, it is nearly impossible to incapacitate someone using chloroform in this manner.[50] It takes at least five minutes of inhaling an item soaked in chloroform to render a person unconscious. Most criminal cases involving chloroform also involve another drug being co-administered, such as alcohol or diazepam, or the victim being found to have been complicit in its administration. After a person has lost consciousness due to chloroform inhalation, a continuous volume must be administered and the chin must be supported to keep the tongue from obstructing the airway, a difficult procedure typically requiring the skills of an anesthesiologist. In 1865"