PHENACETIN

Jack's Reference Book for Home and Office : An Encyclopaedia of General Information: Medical Dictionary · 1909 · p. 3

is an insoluble crystalline powder. It is most useful in relieving headache, and to a le extent neuralgia. Five grains may be taken in the form of owder or tablet every hour for four doses, if nece ary, but not more epee Thirty grains in any one day should be regarded as a maximum. [s. 393]