morphine

As nouns the difference between morphine and naloxone

is that morphine is a crystalline alkaloid (7,8-didehydro-4,5-epoxy-17-methyl-morphinan-3,6-diol), extracted from opium, the salts of which are soluble in water and are used as analgesics, anaesthetics and sedatives; it is one of a group of morphine alkaloids while naloxone is a drug used to counter the effects of an overdose on opioids (such as heroin or morphine).

Paramorphine is a related term of morphine.

As nouns the difference between morphine and paramorphine

is that morphine is a crystalline alkaloid (7,8-didehydro-4,5-epoxy-17-methyl-morphinan-3,6-diol), extracted from opium, the salts of which are soluble in water and are used as analgesics, anaesthetics and sedatives; it is one of a group of morphine alkaloids while paramorphine is a poisonous alkaloid, also known as thebaine, obtained from opium; not used in medicine; but used as a precursor for the manufacture of some medicines.