This section is from the book "A Manual Of Practical Therapeutics", by Edward John Waring. Also available from Amazon: A Manual of Practical Therapeutics.
Blunt-leaved Dock: is stated by Dr. A. T. Thompson to be very efficacious in Ichthyosis. He advises a decoction (j. of the root, Water Oj.). A dose of fij. purges freely, at the same time that it improves the tone of the stomach.