In this group of chemical compounds we find carbon tetrachloride. Similar to the latter there is chloroform and other derivatives that have replaced it.
In addition to the narcotic features that mimic inhalation anesthesia, with respiratory depression there may also be excitation in the brain. Certainly more dangerous are cardiac arrhythmias and gastrointestinal symptoms that can progress to liver failure. Again, supportive treatments are applied with maintenance of respiration followed by treatment for liver and kidney failure.
Source: Vadecum of poisoning therapy by Roy Goulding