Introduction to The Constitutional Medicine by J.H.Clarke. In this work he took reference and incorporated the work from The Three Constitutions of Dr.Van Grauvogl. Presented the logic of Dr.Van Grauvogl’s constitutions to dis-intertwined the practical conclusions.

J.H.Clarke described here the Grauvogl’s own arrangement of the morbid constitutions according to excess or deficiency of certain elements in the tissues and blood. These are Hydrogenoid constitution, Oxygenoid and Carbo-nitrogenoid.

Examples of many cases of Hydrogenoid constitution of Grouvagl has been presented by J.H.Clarke along with medicines effective for such constitutions.

A series of cases treated by Dr. Bojanus of Moscow with special remarks on three constitutions of Grauvogl have been presented by J.H.Clarke.

Carbo Nitrogenoid Constitution- disease this constitution produces are called diseases of retarded nutrition. Homeopathic medicines suited best for Carbo nitrogenoid constitution have also been listed.

Examples of cases of various disease conditions predominated by Carbo nitrogenoid constitution have been illustrated here for better understanding by J.H.Clarke in his book Constitutional Medicine.

Hydrogenoid Constitution- Grauvogl’s this morbid constitution distinguished by a too great proportion of water, or by hygroscopic blood and Medicines which suits this more have also been given.

Characteristics and illustrative cases of Oxygenoid Constitution by Grauvogl, Hahnemann and Bojanus have been presented by J.H.Clarke in his book The Constitutional Medicine.

Morbid Constitutions- Hahnemann described that most similar medicine proved to be insufficient until underlying constitutional dyscrasiae were not being tracked that is” miasm”- syphilis, sycosis and psora. Bazin also described three morbid constitution as Scrofula, Gout, and Syphilis responsible of all other diseases.

In the Conclusion of the book on Constitutional medicine, J.H.Clarke had given remarks from various author like Grauvogl, J.C.Burnett, William Blake on this subject.