166 ANIMAL PARASITES. 



ust., aa 3SS. M. fiat pulvis, divide iu partes sequales 3. For 

 drink, tea, made from peaeh kernels. In two hours, vomiting 

 usually occurs two or three times, and the patient drinks weak 

 broth or tea. The evacuations are carefully examined. If the 

 head of the worm be still wanting, the second, and, finally, the 

 third powder is given. If this does not answer, a clyster of 

 decoction of bitter herbs with Sal anglicum is administered, and 

 if the worm should not be expelled even then, the following 

 powder is given within three hours : ft Pulv. Had. Jalapp., Hb. 

 Gratioh, aa3j. M. f. p. doses 3. According to some authors, as, 

 for instance, Meyer, the combination of Filix with purgatives 

 does not answer at all. 



/. Mayor's method. — Mayor, of Geneva, who regards the root 

 of Filix mas as specific against Bothriocephalus , but tin and 

 pomegranate root against Tania solium, states that the powder of 

 the fern root should appear quite gx'een, as otherwise it is ineffi- 

 cacious. He gives 5nj — iv in a mixture of balm tea, and ^j of 

 gum syrup. This draught is to be taken at night, and the 

 next morning 5i ss of castor oil. 



Mayor gives the Oleum Filicis Maris in the form of pills, 

 30 — 50 gtt. in twenty-four pills, of which twelve are taken 

 at night and twelve in the morning, and an hour afterwards 

 ^iss of castor oil. He gives the fluid oil pure or mixed with 

 castor oil, in doses of 3ss — j, but usually gives the caster oil 

 afterwards. 



m. Herrenschandt's method. — According to Herrenschandt 

 himself, when the stomach of the patient is in good condition 

 he gets, in the morning, fasting, and at night, after a light 

 supper, for two consecutive days, a drachm of Pulv. Rad. Filic. 

 Maris or Femin., in water or in wafer. The roots should be 

 collected in the autumn and dried in the shade. On the third 

 morning, fasting, the following powder is given : ft Gi Gutti, 

 gr. xij ; Sal. Abysinth. Neutr., gr. xxx; Sapon. Starkei, gr. ij. 

 In two or three hours this is followed by slight vomiting and 

 fecal evacuations once or twice, during which the patient drinks 

 lukewarm water or tea. Three hours afterwards he takes 3J of 

 castor oil in meat broth, and again in an hour ; and if, after this, 

 the worm is not expelled within two hours, he takes another 

 ounce. If this does not succeed, a clyster of water, milk, and 

 5iij of castor oil is administered. 



n. O. Bang's method. — For three days the patient takes 



