This section is from the book "Text-Book Of Materia Medica For Nurses", by Lavinia L. Dock. Also available from Amazon: Text-book of materia medica for nurses.
There has been a striking elimination of morphine preparations from the official lists within the past ten years, coincident with the steady movement of the medical profession and intelligent laity to restrict the unauthorized purchase of narcotic drugs.
Average dose, gr. 1/8-0.008 Gm.
Average dose, gr. 1/8-0.008 Gm.
An alkaloid prepared from morphine by acetylization. Average dose, gr. 1/20-0.003 Gm.
Average dose, gr. 1/20-0.003 Gm.
With the morphine are combined camphor, glycyr-rhiza, and calcium carbonate.
Contains a small amount of morphine, with ether, alcohol, oil of peppermint, liquorice, and syrup. Average dose, viii-0.5 mils.
This preparation is not official; it contains gr. xvi. of morphine to ℥ i., and it is used almost entirely hypo-dermically. If it is old, or exposed to the air, it develops a fungus which unfits it for use. It is not irritating to the tissues.
The analgesic and narcotic action of morphine is quickly manifested, coming on usually within half an hour after an ordinary dose, sometimes in a few moments. The length of time during which these effects last varies much with the condition of the patient, the degree of pain present, and the extent of toleration of the drug which has been established. The average may be put at four or five hours.
 
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