systems used by apothecaries, the Irish pharmacopœia of 1850 introduced a new variant of the apothecaries' system which subdivided a new apothecaries'...

skilled practitioner. In England, the apothecaries merited their own livery company, the Worshipful Society of Apothecaries, founded in 1617. Its roots, however...

numerals. The use of N to indicate "none" long survived in the historic apothecaries' system of measurement: used well into the 20th century to designate quantities...

vastly differing values. Two systems of weight were in use, an ordinary one in common use, and an apothecaries' system. The pood was first mentioned...

of measurement of mass, and in the troy weight, avoirdupois, and apothecaries' systems, equal to exactly 64.79891 milligrams. It is nominally based upon...

with imperial equivalents. Apothecaries' units are not mentioned in the acts of 1824 and 1825. At the time, apothecaries' weights and measures were regulated...

were also part of the apothecaries' system. This was long used in medicine, but has been largely replaced by the metric system (milligrams). The only...

the avoirdupois system. The apothecaries' system was traditionally used in pharmacology, but has now been replaced by the metric system; it shared the...

meant only apothecaries' drachms, which were 1⁄8 of an apothecaries' ounce of 480 grains, thus equal to 60 grains. In the avoirdupois system, the dram...

and apothecaries' mass are the same as the corresponding United States tables, except for the British spelling "drachm" in the table of apothecaries' mass...