Tonics give general strength to the constitution, restore the natural energies, and improve the tone of the system, such as all the vegetable bitters, most of the minerals, also some kinds of food, wine, and beer.

907. Vesicants

Vesicants are medicines which blister, such as strong liquid ammonia, &c.

908. Special Rules for the Prevention of Cholera

  1. It is impossible to urge too strongly the necessity, in all cases of cholera, of instant recourse to medical aid, and also in every form and variety of indisposition; for all disorders are found to merge in the dominant disease.
  1. Let immediate Relief be sought under disorder of the bowels especially, however slight. The invasion of cholera may thus be readily prevented.
  1. Let every Impurity, animal and vegetable, be quickly removed to a distance from the habitation, such as slaughterhouses, pig-sties, cesspools, necessaries, and all other domestic nuisances.
  1. Let all Uncovered Drains be carefully and frequently cleansed.