meperidine
Demerol
meperidine hydrochloride
hydromorphone
Dilaudid
hydromorphone hydrochloride
acetyldihydrocodeine
viminol
buprenorphine
acetylmorphone
benzylmorphine
oxymorphone
trefentanil
lefetamine
allylprodine
propylketobemidone
dimepheptanol
benzethidine
etorphine
metethoheptazine
dextropropoxyphene
prodine
tilidine
dihydromorphine
ciramadol
dimenoxadol
meptazinol
metazocine
phenadoxone
piminodine
piritramide
propiram
diampromide
bezitramide
alvimopan
faxeladol
codeinone
dihydrocodeine
clonitazene
ethoheptazine
ketobemidone
anileridine
dipropanoylmorphine
dextromoramide
dimethylthiambutene
herkinorin
lofentanil
acetorphine
methylketobemidone
meprodine