Synopsis This book is an enlarged, improved and edited form of Dr. Mahendra Singh’s lectures on Carcinosinum at National Institute of Homoeopathy. The chapter on History has been rewritten and its footnotes enlarged and recasted. Symptomatology has been enlarged and more remedies have been included in the portion of comparison. The Repertory and case-reports are new additions. Also, has a chapter on spread of homoeopathy in India by Dr. B.K. Sarkar. Bibliography of the book comprise of 38 sources.