PERSISTENCE OF SULFONAMIDES IN MILK 
After One Parenteral Injection 
Sulfa- 
F [Semalicws Sirs 2s 2 
bromomethazine.... POCO OO OOOOOOOOOOOSOOOON References: 71 
cetamide 
DOSE / COW 
diazine : MMM 0.5 gr./ ib. 
ethylthiadiazole.... O20] Tee) ee 
1" 4 
meraz ine: 5.2) 23.222 
pyridine 
quinoxaline......... 
thiazole..-..c-.9.+.2 
2 3 
DAYS AFTER INJECTION 
U. S. DEPARTMENT OF AGRICULTURE AGRICULTURAL RESEARCH SERVICE 
BN- 10705-X 
Figure 7.--Parenteral injection: The maximal time various sulfonamides persisted in milk when 
different doses were used. 
PERSISTENCE OF SULFONAMIDES IN MILK 
After Oral Administration 
Se Senta 
Sulfanilamide | etnces: 9,80 
° VIILAAAMAAA 
Sulfa- i 
bromomethazine 
diazine 
merazine > . ONE DOSE / COW 
wa Seicault 
” 
methazine 3 te 
DAILY DOSE. 
6-9 DAYS 
(Zz) 
pyrazine 
pyridine 
thiazole 
3 
* Negative at |.5qr./ Ib. DAYS AFTER LAST DOSE 
U. S. DEPARTMENT OF AGRICULTURE AGRICULTURAL RESEARCH SERVICE 
BN- 10710-X 
Figure 8.--Oral administ’ ation: The maximal time various sulfonamides persisted in milk when 
different doses were used. 
be) 
