7 adjectives to describe preventive

All night long the quaking denizens of that hamlet lie and listen to the roaring, which is an effectual preventive of drowsiness, as the moment any one begins to be seized with it he also begins to fancy he is about to be seized and deglutinated by the horrid monster!

This, however, is only a partial preventive; and the men find the best method of overcoming the evil effect is to return to their homes at intervals of a few weeks, their places being taken by others for the same periods.

Treated with infamy for long years, they are apt to deem themselves worthy of infamyto lose that self-respect which is the invariable concomitant of religious feeling, and which, apart from religious feeling, is the sole preventive of personal degradation.

Braziers of charcoal burned at the foot of each bed, while the atmosphere was heavy with a strong solution of carbolic acid, then just beginning to be recognized as a sovereign preventive of malarious vapors, and an antiseptic against the germs of disease.

Each infective disease has its special toxine, and for the destruction of each the blood prepares its particular antitoxine; possibly, however, some of the antitoxines may be efficacious against more than one kind of toxine, for there are physicians who are convinced that vaccination is a temporary preventive of whooping-cough.

*** "Singing," says Dr. HENRY COWARD, "is a valuable preventive against influenza."

"Father, nature is too strong for the weak preventives of prudence.

7 adjectives to describe  preventive