opium so diluted after importation as barely to meet the official requirements.
Synonym(s): pudding opium
Farlex Partner Medical Dictionary © Farlex 2012
Boston’s opiumA highly diluted form of opium, formerly used in clinical pharmacology, formulated by American physician Leonard Napoleon Boston (1871–1931).
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.