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2024
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Advantages and disadvantages of different ways of administration to pigs
Intramuscular injection: The advantages are as mentioned above, fast absorption and light pain, rapid drug effect, accurate dose, reliable effect, and can produce local
01. Intramuscular injection: The advantages are as mentioned above, fast absorption and light pain, rapid drug effect, accurate dose, reliable effect, and can produce local and directional effects, but the disadvantage is that it may cause muscle spasm.
02, subcutaneous injection: fast to achieve efficacy, can not or should not be used when oral administration can be used. For example, oral insulin is easily destroyed by digestive enzymes in the gastrointestinal tract and loses its function, while subcutaneous injection is quickly absorbed. For drugs and vaccines that are easy to dissolve, have little irritation or have no irritation, they can be injected subcutaneously. The disadvantage is that the workload is large, the amount of injection is large, and it is irritating.
03. Intravenous injection: intravenous injection has the fastest effect and the highest bioavailability. It is difficult to give pigs a vein at ordinary times. It is generally used to rescue critically ill pigs.
04, intraperitoneal injection: within the peritoneum, its absorption rate is faster (about 2 hours). When the pig is small and difficult to find the ear vein, or cold skin vasoconstriction or pig in anemia emaciation of blood vessels is not obvious, through intraperitoneal injection of fluid. In order to prevent death from dehydration, intraperitoneal injection is a common administration method, especially during anesthesia, and it is convenient to operate. The disadvantage is that not any drug is applicable, some will affect the action time of the drug, affect the absorption.
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