In material doses, Acorus calamus MTĀ is emetic, antispasmodic and carminative. It is reported to be useful in dysentery. The essential oil has remedial action in asthma. The drug has been recently studied in depth and finds application in dyspepsia, flatulence, loss of appetite, atonic and choleric diarrhoea of children, and as antiperiodic in tertian fevers. There are reports of useful results in hysteria and neuralgia. Rhizome has insecticidal property and is used to various purposes like bed-bugs, and moths etc. Research reports indicate that alcoholic plant extract has sedative analgesic effects with moderate depression of blood pressure and respiration.
Reference
1. W. Boericke, New Manual of Homoeopathic Materia Medica & Repertory [with Relationship of Remedies], Second Re-Augmented & Revised Edition Based on Ninth Edition, Reprint Edition 2002, B. Jain Publishers, New Delhi.
2. Dr. P. N. Varma, et al., A Compendium of Rare and Clinically Established Mother Tinctures, 4th Edition, Dr. Willmar Schwabe India Pvt. Ltd., A-36, Sector 60, Noida.