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  2. Apothecaries' system - Wikipedia

    en.wikipedia.org/wiki/Apothecaries'_system

    English-speaking countries also used a system of units of fluid measure, or in modern terminology volume units, based on the apothecaries' system. Originally, the terms and symbols used to describe the volume measurements of liquids were the same as or similar to those used to describe weight measurements of solids [33] (for example, the pound by weight and the fluid pint were both referred to ...

  3. Apothecary - Wikipedia

    en.wikipedia.org/wiki/Apothecary

    Apothecaries' investigation of herbal and chemical ingredients was a precursor to the modern sciences of chemistry and pharmacology. [ 1 ] In addition to dispensing herbs and medicine, apothecaries offered general medical advice and a range of services that are now performed by other specialist practitioners, such as surgeons and obstetricians ...

  4. History of pharmacy - Wikipedia

    en.wikipedia.org/wiki/History_of_pharmacy

    The Royal College of Apothecaries of the City and Kingdom of Valencia was founded in 1441, considered the oldest in the world, with full administrative and legislative powers. The apothecaries of Valencia were the first in the world to elaborate their medicines, with the same criteria that are currently required in the official pharmacopoeias. [18]

  5. Grain (unit) - Wikipedia

    en.wikipedia.org/wiki/Grain_(unit)

    [16] [18] In that example the grain is approximated to 65 mg, though the grain can also be approximated to 60 mg, depending on the medication and manufacturer. [ 16 ] [ 19 ] The apothecaries' system has its own system of notation, in which the units symbol or abbreviation is followed by the quantity in lower case Roman numerals .

  6. Dram (unit) - Wikipedia

    en.wikipedia.org/wiki/Dram_(unit)

    In the apothecaries' system, which was widely used in the United States until the middle of the 20th century, [15] the dram is the mass of 1 ⁄ 96 pounds apothecaries (lb ap), or 1 ⁄ 8 ounces apothecaries (oz ap or ℥) [5]: C-7 (the pound apothecaries and ounce apothecaries are equal to the troy pound (lb t), and troy ounce (oz t ...

  7. Historical Russian units of measurement - Wikipedia

    en.wikipedia.org/wiki/Historical_Russian_units...

    The Imperial Russian apothecaries' weight was defined by setting the grain (Russian: гран) to be exactly seven-fifths of a dolya. The only unit name shared between the two was the funt (pound), but the one in the apothecaries' system is exactly seven-eighths of the ordinary funt.

  8. List of obsolete units of measurement - Wikipedia

    en.wikipedia.org/wiki/List_of_obsolete_units_of...

    Apothecaries' system; Atom (time) – a hypothetical unit of time used in the Middle Ages; Bahar – a unit of length in Iran, and was a unit of mass in Oman; Batman – mostly a unit of mass, but sometimes a unit of area; Demal – unit of concentration; Dimi (metric prefix) – a discontinued non-SI metric prefix for 10 −4 [7]

  9. History of pharmacy in the United States - Wikipedia

    en.wikipedia.org/wiki/History_of_pharmacy_in_the...

    The first "drugstores" in North America "appeared in Bethlehem, Pennsylvania, Boston, New York, and Philadelphia," [11] with likely proto-drugstores—for example Gysbert van Imbroch ran a "general store" that sold drugs from 1663 to 1665 in Wildwyck, New Netherland, [12] today's Kingston, New York—preceding the dedicated apothecary shops of the 1700s, and providing a model.