Propoxyphene
Propoxyphene Brand Names- Darvon | Darvon-N 100 | PP-Cap What is Propoxyphene Propoxyphene is a synthetic opiate agonist. Structurally, propoxyphene is more similar to methadone than to morphine. Compared with codeine, propoxyphene is one-half to two-thirds as potent an analgesic. An equivalent analgesic dose of propoxyphene to morphine 10 mg IV would be too toxic to administer. …