Syn.—Aspidium Felix Mas; Male Fern.
N. H.—Europe and America.
Properties: Astringent, anthelmintic, tonic.
Use: To remove tape worms. Being a powerful irritant to the gastro-intestinal tract it is contra-indicated in irritation or inflammation of this tract. It should be given in doses of 30 to 60 drops of the fluid extract 1/2 hour before breakfast and before retiring, in a little sugar water or thin syrup. This to be continued for a few days or even longer. The diet should be light. Follow by a vegetable or saline laxative. No oils should be used as they favor the absorption of the poisonous elements of the drug.
The Materia Medica and Clinical Therapeutics, 1905, was written by Fred J. Petersen, M.D.