US Patent 5,387,614
United States Patent and Trademark Office
University of Iowa Research Foundation (Oakdale, IA, US)
A method of stimulation salivary secretion comprising oral administration of certain sigma ligands which may be generally described as N,N-disubstituted phenylalkylamines.
Schoenwald, Ronald D. and Barfknecht, Charles F. Use of sigma receptor ligands as salivary gland stimulants. US Patent 5,387,614 filed July 27, 1993 and issued February 07, 1995. https://ir.uiowa.edu/patents/129