October, ’18] 
EWING: MOSQUITO BITE PALLIATIVES 
403 
experiments performed to ascertain its effect were very surprising. 
Rubbing apparently rapidly diffuses the toxin. It increases the itch¬ 
ing at first, but if vigorously practiced, usually causes all swelling to 
disappear in about one-half or one-third the normal time, and with the 
disappearance of the swelling the itching also vanishes. Rubbing 
destroys the normal symptoms observed following the bite of a mos- 
1 
Date 
Palliative 
Used 
Times 
Applied 
When 
Applied 
Effect on Pain 
in Comparison 
with Check 
Size of Wheal 
Compared with 
Check 
Miscellaneous 
Notes 
June 18 
Soap 
1 
Immediately 
after bite 
Same as in check 
Larger 
Had no effect 
July 8 
Soap 
2 
Soon after 
Itching slightly 
less 
Somewhat less 
Value slight 
July 8 
Soap 
3 
Soon after 
Itching less 
Same size 
Value slight 
June 18 
Bay rum (58% 
ale.) 
2 
Soon after bite 
Somewhat less 
About same size 
Had slight effect 
June 21 
Alcohol (95%) 
2 
Soon after bite 
Somewhat less 
One-half as large 
Decidedly helpful 
effect 
June 22 
Alcohol (30%) 
2 
Sobn after bite 
No effect 
Three times the 
area 
No beneficial 
effect 
June 22 
Alcohol (30%) 
2 
Soon after 
Pain greater 
Equal to check 
No beneficial 
effect 
June 22 
Alcohol (30%) 
3 
Soon after 
Same as in check 
One-third larger 
Effect injurious 
June 22 
Hydrogen per¬ 
oxide 
1 
Immediately 
after 
Same as in check 
Broader but not 
so high 
No effect 
June 22 
Hydrogen per¬ 
oxide 
2 
Soon after 
More pain than 
in check 
Considerably 
larger 
Apparently injur¬ 
ious 
June 23 
Hydrogen per¬ 
oxide 
3 
Soon after 
Same as in check 
Slightly larger 
Of no benefit 
June 25 
Hydrogen per¬ 
oxide 
Constantly for 
15 min. 
Soon after 
Same as in check 
Same size 
No benefit 
June 27 
Glycerine 
1 
Soon after 
Greater 
Same size 
Glycerine re¬ 
mained on skin 
until swelling 
left 
June 27 
Glycerine 
2 
Soon after 
Greater 
Larger 
No value 
July 5 
Ammonia 
(Cone. ag. 
sol.) 
1 
Soon after 
Itching less 
Larger 
July 5 
Ammonia 
(Cone. ag. 
sol.) 
2 
Soon after 
Itching much 
less 
Same as in check 
Considerable 
value 
July 5 
Ammonia 
(Cone. ag. 
sol.) 
3 
Soon after 
Itching much less 
Same as in check 
Has value as 
palliative 
July 10 
Ammonia 
(dilute) 
1 
Soon after 
Same as in check 
Same as in check 
No effect as 
palliative 
July 10 
Ammonia 
(dilute) 
2 
Soon after 
Same as in check 
Larger 
No effect 
July 10 
Indigo in water 
1 
Soon after 
Less 
Same as in check 
No effect 
July 10 
Indigo in water 
2 
Soon after 
More than in 
check 
Same as in check 
No value 
July 10 
Indigo in water 
3 
Soon after 
Same as i n check 
Less 
No value 
