[Skip to Content]
[Skip to Content Landing]
Article
May 5, 1923

THE POTENCY OF SOME COMMON DIGITALIS AND STROPHANTHUS PREPARATIONS

Author Affiliations

Fellow, National Research Council VANCOUVER, B. C.; Fellow, Education Foundation, Inc., Commission for Relief in Belgium BRUSSELS
From the Medical Clinic of the Peter Bent Brigham Hospital, and the Medical School of Harvard University.

JAMA. 1923;80(18):1308-1310. doi:10.1001/jama.1923.02640450028009
Abstract

It has frequently been emphasized that it makes little difference what type of digitalis preparation is used, as long as it is active and is given in dosage sufficient to produce its physiologic effects. Not very long ago the digitalis in general use was of low strength, and the results obtained from it clinically were naturally disappointing. Pratt,1 in 1910, examined some of the common digitalis preparations of that time, and found them very weak. We knew that because of the large amount of work, both clinical and experimental, dealing with digitalis therapy that has appeared recently, greater attention has been given to the problem of supplying active digitalis preparations. We felt that it would be of some interest to make a survey at this time of some of the commoner types of digitalis preparations to determine their potency. We chose for this purpose particularly those preparations that are

×