/ Thesaurus / P Synonyms of pentamethylenetetrazol Find synonyms for: Noun1. pentylenetetrazol, pentamethylenetetrazol, Metrazol, medicine, medication, medicament, medicinal drugusage: a drug used as a circulatory and respiratory stimulant; larger doses cause convulsions in shock therapy; Metrazol is a trademarkWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language