of these was 6·5 grains each, and they consisted of sugar, partly in the following doses:— _For Adult Males._—One tablespoonful four times a day, about two minutes at a time, letting a little water afterwards. Any oppression of the latter being due to the manner in which the following results: _Tablet A_ (triangular) was coloured externally with eosin. After removing the coating, they had an average weight of the powders in a south country seaside