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.
Trifolium Pratense, Red Clover. The fluidextract of the blossoms, in 30 I. doses, is alterative and used largely in combination with other agents. It is reputed to be of value in the cancerous diathesis. In doses of 10 I.) it is used in spasmodic coughs, whooping cough, and hay fever. The agent has been pushed largely by the proprietary interests, who have derived their data concerning it largely from homoeopathic sources. It is of moderate utility.