* Due to this long tail on the plasma curve, the product remains in the animal's body longer than most. This means that its meat and milk withdrawal periods are longer than other anthelmintics. Eprinomectin is the exception is used in dairy cows as it isn't excreted in milk. | * Due to this long tail on the plasma curve, the product remains in the animal's body longer than most. This means that its meat and milk withdrawal periods are longer than other anthelmintics. Eprinomectin is the exception is used in dairy cows as it isn't excreted in milk. |