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.
Indigo possesses a marked influence upon the nervous system. The homeopaths use the 3x in epilepsy with melancholia and in sciatica. Its value is problematical.