opioid

As nouns the difference between opioid and levacetylmethadol

is that opioid is a substance that is like opium while levacetylmethadol is a synthetic opioid, similar in structure to methadone, used in the treatment of opioid dependence.

As nouns the difference between opioid and dynorphin

is that opioid is a substance that is like opium while dynorphin is (biochemistry) any of a class of opioid peptides that arise from the precursor protein prodynorphin.

As nouns the difference between opioid and nalbuphine

is that opioid is a substance that is like opium while nalbuphine is a synthetic opioid used commercially as an analgesic.

As nouns the difference between opioid and protopine

is that opioid is a substance that is like opium while protopine is a benzylisoquinoline alkaloid occurring in plants of the Papaveraceae family that acts as an opioid analgesic.

As nouns the difference between opioid and nociceptin

is that opioid is a substance that is like opium while nociceptin is (biochemistry) an neuralogically-active oligopeptide related to the opioids.

As nouns the difference between opioid and levomoramide

is that opioid is a substance that is like opium while levomoramide is the inactive isomer of the opioid analgesic dextromoramide.

As nouns the difference between opioid and prodynorphin

is that opioid is a substance that is like opium while prodynorphin is (biochemistry) an opioid polypeptide hormone involved with chemical signal transduction and cell communication.

As nouns the difference between opioid and methyldihydromorphine

is that opioid is a substance that is like opium while methyldihydromorphine is a semisynthetic opioid drug related to heterocodeine.

As nouns the difference between opioid and nicomorphine

is that opioid is a substance that is like opium while nicomorphine is the 3,6-dinicotinate ester of morphine, a strong opioid agonist analgesic two to three times as potent as morphine.

As nouns the difference between opioid and nefopam

is that opioid is a substance that is like opium while nefopam is a centrally-acting but non-opioid analgesic drug of the benzoxazocine class, developed in the early 1970s, used for pain relief.