Like Convallaria, Adonis is a popular heart remedy in Russia.
It has not been proved, but the indications for its use have been defined by experience as follows: Rapid and feeble action of the heart; dropsy; scanty urine with albumen and casts. Valvular disease and cardiac asthma. There is no record of its use in the potencies.
Cash gave great relief to “a water-logged patient of seventy-four” with mitral regurgitation, with one-grain doses of Adonidin at eight-hour intervals, after failure of Arsenicum and Digitalis. Urinary secretion rose from half a pint to 2 1/2 pints in twenty-four hours. Breathing was relieved; sleep returned.
Reference: A dictionary of Practical Materia Medica. J. H. Clarke