As a preventive to this tendency of the teeth to decay, a simple mouth wash of one of the following may be used after meals:

  1. One teaspoon of milk magnesia.
  2. One tablespoon of lime water.
  3. One-half teaspoon common baking soda.

Any one to be dissolved in a glass of water.

DIRECTIONS FOR SAVING URINE SPECIMENS

Beginning with the second voiding of urine after rising on the morning of the day you are to save the specimen, save all that is passed during the following twenty-four hours, including the first voiding on the second morning. Measure carefully the total quantity passed in the twenty-four hours. Shake thoroughly so that all the sediment will be mixed, and immediately after shaking take out eight ounces or thereabouts for delivery to the physician the same forenoon. The following items should be noted, and this memoranda should accompany the specimen:

1. Patient's name.

2. Address.

3. This specimen was taken from a twenty-four hour voiding of urine, which began at .... a. m. ...., and ended at .... a. m. ....

4. The total quantity voided during this twenty-four hours was .... pints.

This specimen should reach the laboratory by ten o'clock the same morning.