Under one or other of these forms the use of tobacco is more widely spread than is that of any other narcotic or stimulant.
Temulentum (darnel) contains a narcotic principle in the grain.
Cocaine is the active principle of the coca leaf, which is chewed as a stimulant-narcotic in Peru and Bolivia.
Morphine and the other opium alkaloids (codeine, narcotine, laudanine, &c.) have two prominent actions - a narcotic followed by a tetanic action.
The dangerous principle is a narcotic, and the symptoms are usually great nausea, drowsiness, stupor and pains in the joints.
The patient who has swallowed a toxic or lethal dose of laudanum, for instance, usually passes at once into the narcotic state, without any prior excitement.
In acute mania it acts like hyoscyamine in producing sleep. In large doses stramonium is a narcotic poison producing the wellmarked stages of exaltation of function, diminution of functional activity, and later loss of function, sinking into coma and paralysis.
With some of them, such as chloral and chloroform, the stimulation period is short compared with the narcotic period, while with others, such as ether, the reverse is the case.
In morphine, on the higher animals at least, the narcotic action is very marked, the tetanizing action slightly so; while in thebaine there is little narcotic effect, but a tetanizing action like that of strychnine.
Pyrimidine, C4H4N2, itself is a water-soluble base which melts at 21° C. and possesses a narcotic smell.
Both men and women avoided washing, but there was something of the nature of a vapour bath, with which Herodotus has confused a custom of using the smoke of hemp as a narcotic. The women daubed themselves with a kind of cosmetic paste.
Solanaceae), variously prepared for use as a narcotic. While it is principally manufactured for smoking, a large amount is also prepared for chewing, and, to a more limited extent, it is taken in the form of snuff.