A similar process, and equally efficacious, was introduced by F.
Of the numerous remedies proposed the most efficacious is perhaps sodium amalgam.
And too efficacious an instrument of church discipline lightly to be thrown away.
Efficacious for the good of men's souls and bodies, and for the confusion of the powers of darkness.'
In cases where diarrhoea is very obstinate and lasts for weeks, sulphuric acid is sometimes more efficacious than alkalis; and in chronic colics it may be necessary to treat the mucous membrane by local application of astringent solutions.