This section is from the book "A Practitioner's Handbook Of Materia Medica And Therapeutics", by Thos. S. Blair. Also available from Amazon: A Practitioner's handbook of Materia Medica and Therapeutics.
Trional. A synthetic derived from another synthetic (sulfonal). A hypnotic and nerve sedative. Does not relieve pain. Average dose, IS gr. In my experience, it is a very unreliable agent, and just about as uncertain in action as sulfonal and tetronal.