Using a fixed, FDA cleared blend of 50/50 Nitrous Oxide and Oxygen, Pro-Nox™ is an analgesic gas delivery system designed for patients to have 100% control through self-administration. Based on decades of extensive research and proven success, a 50/50 mixture of nitrous oxide provides short-term pain, anxiety, and stress relief-without causing patients to “go under”, yet it leaves your system quickly, so that you are able to drive home and resume your normal routine.