SINCE 1828
hydromorphone
noun
hy·dro·mor·phone
| \ -ˈmȯr-ˌfōn
\
\
Medical Definition of hydromorphone
: a ketone C17H19NO3 derived from morphine that is about five times as active biologically as morphine and is administered in the form of its hydrochloride C17H19NO3·HCl as an analgesic
— called also dihydromorphinone
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