Opiate Alkaloids. Opiates . Opiates, Alkaloid . Alkaloid Opiates . Alkaloids, Opiate . Alkaloids found in OPIUM from PAPAVER and their derivatives that induce analgesic and narcotic effects by action upon OPIOID RECEPTORS. . 1.00
Alkaloids. Alkaloids, Plant . Plant Alkaloids . Organic nitrogenous bases. Many alkaloids of medical importance occur in the animal and vegetable kingdoms, and some have been synthesized. (Grant & Hackh's Chemical Dictionary, 5th ed) . 0.76
Indole Alkaloids. Alkaloids, Indole . Group of alkaloids containing a benzylpyrrole group (derived from TRYPTOPHAN) . 0.60