VACCINES IN TREATMENT OF DISEASE 283 



treatment almost exclusively for several years ; 

 and, up to the present time, has treated 61 pa- 

 tients with better results than he had previous- 

 ly obtained by means of drugs (Forchheimer's 

 Therapeusis, 1914, v, 302). The youngest child 

 treated was one month old and the oldest ten 

 years of age. The combined vaccine diminishes 

 the severity and number of the paroxysms and 

 the amount of vomiting, and shortens the course 

 of the disease. No harmful effects have been 

 noted ; freedom from complications being one of 

 the favorable effects of the treatment. 



In the series reported by Dr. Sill, the average 

 length of time that his patients coughed after 

 being placed on vaccine treatment, was 3Vi> 

 weeks; and other clinicians have reported 

 equally good results. This is an important prac- 

 tical result, for the usual uncomplicated case of 

 whooping-cough runs from 9 to 12 weeks, and 

 the more severe ones last a considerably longer 

 time. Usually, according to Sill, after two or 

 three injections of the vaccine, the number and 

 severity of the paroxysms and the vomiting is 

 decidedly lessened; and the child is able to re- 

 tain its food, and rapid improvement follows. 



Dosage In treating whooping-cough, the 



