154 INDIAN SNAKE POISONS, 



respiration, however, has completely ceased, though 

 the circulation can he maintained for a long time hy 

 using artificial respiration, I have never seen the least 

 return of the natural function, though I have tried 

 perseveringly, both in cobra and daboia poisoning. All 

 our efibrts, therefore, must be directed to maintaining 

 and aiding the natural function, as this, once completely 

 extinguished, cannot be restored. Artificial respiration 

 by bellows and tracheal cannula is far superior to mere 

 movement of the arms. But in resorting to artificial 

 respiration care should be taken not to overdo it. 

 Thirty strokes a minute is the extreme limit that should 

 be reached. 



After all, we can but seldom hope to achieve much by 

 any method after the symptoms have appeared, yet cold 

 affusion and artificial respiration by the Sylvester plan 

 of moving the arms, a little advantage may be gained 

 in the slighter cases. The other method referred to 

 requires too elaborate arrangements to be often available. 



In regard to remedies, though I have tried with care 

 every one that has been brought to my notice, and they 

 have been very numerous, it is impossible to exaggerate 

 the uselessness of each of them. 



In the prolonged cases of viperine poisoning, where 

 symptoms of heemorrhage supervene, it is usual for them 

 to appear within six or eight hours after the infliction 

 of the bite. This condition is most serious, c|path 

 usually resulting, even though it may be as late as the 



