The article provides technical guidance for veterinarians when performing vaccination in poultry production facilities.
HOW TO inject Veterinary Drugs for US Poultry
Buy veterinary equipment at stores selling veterinary drugs, including: 10ml iron cylinder with dosing screw (made in China) capacity, metal ball, needle box for cattle and poultry, size number: 7, 9. Short needle type, 1cm subcutaneous injection, long needle, 2cm intramuscular injection. Each type, each size 2-3 pieces to prevent clogging and broken needles when handling.
Disinfect tools: Open all parts of the cylinder and take some needles and pins into an aluminum pot specializing in boiling water (do not boil fat and salt), let cool water boil the tools for 4-5 minutes , let cool.

Cylinder installation operation: Install the iron cylinder so that it is airtight and does not leak medicine. The way to test for air tightness is as follows, screw the positioning screw up about 0.5-1cm, use your index finger to cover the tip of the needle, with the other hand pull the plunger up 2-4cm, release it immediately, if it is tight The piston is pushed back to its original position. Not airtight, use the plunger adjustment screw to fix it.

Veterinary smoking into the cylinder: Mix powder, lyophilized medicine into distilled water or physiological water according to the technical requirements of each type, shake well to dissolve evenly, into a homogeneous solution. Hold the vial up high, use a long, long needle 12 to insert it into the cylinder through the rubber cap of the smoking pipe, about 60-70% of the cylinder capacity. Put the syringe in an upright position to withdraw from the ampoule, change the needle appropriately, push the plunger slightly by hand, so that the drug solution in the syringe sprays a few drops to expel all the air in the syringe, because if it is in the syringe, it is ok. air, when injected or abscessed. Use short needles of size 7 and 9 to inject poultry.

Subcutaneous injection: Dosing spiral according to the technical requirements of each drug, to fix the amount of injected drug. If the bird is small, pinch the skin of the animal's neck with two thumbs and forefingers, use the needle to poke from head to body where the skin is between the two fingers, pushing the plunger to the right size. Large poultry: Can be injected under the skin of the neck, abdomen or thin skin on the wings of the animal, just fix the animal tightly, so that they do not move when injecting.

Intramuscular injection: The injection site is in the muscle, where there is a lot of meat under the kite 1-3 cm depending on whether the animal is large or small or most of the thigh muscle near the abdomen. After withdrawing the needle, it is necessary to use your finger to press firmly on the position of the needle for 3-5 seconds so that the drug does not flow out of the needle.

In the case of mass vaccination with an automatic syringe, it is necessary to firmly assemble the syringe and vaccine bottle, adjust the adjustment screw so that the injection dose is the most appropriate, and continuously inject the poultry (position under the skin of the neck) until the medicine is gone (vaccine only healthy birds).