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Drug Withdrawal and Milk Discard Times of Sulfonamides

Drug Withdrawal and Milk Discard Times of Sulfonamides

Sulfonamide

Species

Withdrawal Time (days)

Milk Discard Time (hr)

Sulfamethazine

Cattle

10a

96

Pigs

14

Sulfabromethazine

Cattle

10

96

Triple sulfonamide solutionb

Cattle

10

96

Sulfadimethoxidine

Cattle

7

60

a 28 days for slow-release bolus

b 8% sodium sulfamethazine, 8% sodium sulfapyridine, 8% sodium sulfathiazole

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Merck & Co., Inc., Kenilworth, NJ, USA is a global healthcare leader working to help the world be well. From developing new therapies that treat and prevent disease to helping people in need, we are committed to improving health and well-being around the world.  The Merck Veterinary Manual was first published in 1955 as a service to the community.  The legacy of this great resource continues as the Merck Veterinary Manual in the US and Canada and the MSD Manual outside of North America.

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