Prevent a cold
Dr. Waugh suggests the inhalation of the vapor of formalin to prevent the development of a cold. When a tickling within the nose is experienced it indicates that a cold is developing. The inhalation from a bottle of a solution of formalin for a few moments will cause this to subside.
Ellingwood's Therapeutist, Vol. 2, 1908, was edited by Finley Ellingwood M.D.