After approval from the Ohio State University Human Subjects Review Committee, 24 patients (17 women and 7 men) were enrolled in the study. All patients were American Society of Anesthesiologists (ASA) Physical Status I or II and between 18 and 40 years of age. Patients who were currently using benzodiazepines, antidepressants, or long-term analgesics were [...]

The use of the conscious inhalation sedative nitrous oxide has a long history of success and safety in the dental office provided that supplemental oxygen is administered. Nitrous oxide-oxygen inhalation sedation has a rapid onset and recovery, provides varying degrees of analgesia, and has minimal respiratory, cardiovascular, and other adverse effects. This is likely the [...]