This section is from the book "A Practitioner's Handbook Of Materia Medica And Therapeutics", by Thos. S. Blair. Also available from Amazon: A Practitioner's handbook of Materia Medica and Therapeutics.
Calotropis, or Madar Bark, is a remedy much in favor among the modern school of homeopaths. Their literature says it is a powerful alterative and increases cutaneous circulation. They use 5 111. doses of the mother tincture in the secondary symptoms of syphilis and following a course of mercury, and very sensible writers of their school maintains that it recruits the constitution, removing anemia and healing the ulcers and blotches. The primary anemia of syphilis is reported to yield to its influence. In large doses it is an irritant poison.