This section is from the book "Practical Materia Medica And Prescription Writing", by Oscar W. Bethea. Also available from Amazon: Practical Materia Medica and Prescription Writing.
Eng., Acetylsalicylic Acid. Aspirin (not official). Form.-A white crystalline powder.
Odorless and having a faintly acid taste. Solubility.-Slightly soluble in water, soluble in alcohol. Average Dose.-7l/2 grains (0.500 Gm.).
Anodyne, hypnotic, antipyretic, diaphoretic, antirheumatic.
Extensively used for the relief of headaches and some other classes of pain; also for rheumatism, gout, tonsillitis, colds, influenza, etc. Recommended for exophthalmic goiter. Probably disturbs the digestive apparatus less but depresses more than the other salicylates.
Its comparative insolubility and its freedom from unpleasant odor or taste render its administration more convenient in powders or capsules. The capsules are usually preferred.
Prescribed alone for headache:
or | |||
Acidi Acetylsalicyl. ............................................................ | 3ss | 2 |
Ft. cap. no. vj.
One (1) every three hours till relieved.
For influenza, colds, etc.:
or | |||
Camphorae Monobrom., | |||
Quininae Hydrobrom. ....................................... | āā gr. xv | 1 | 0 |
Acidi Acetylsalicyl............................................... | gr. xl | 2 | 5 |
M. ft. cap. no. xij.
Four (4) tonight, then one every four hours.
The first night a capsule may be ordered every hour till four are taken.
For rheumatic pain:
or | |||
Acidi Acetylsalicyl...................................................... | gr. L | 3 | |
Phenylis Salicylatis................................................... | gr. lxxv | 5 |
M. ft. cht. no. x.
One (1) every four hours.
 
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