Carefully remove the disposable syringe from the individual blister pack to maintain sterility.
Check that the syringe is intact and without visible damage.
Prepare the required dose of the drug or liquid to be injected.
Attach the adapter or compatible needle to the central Luer cone of the syringe.
Aspirate the liquid or drug by gently pushing the plunger backwards.
Administer the injection carefully and accurately according to medical indications.
Dispose of the syringe properly after use, following medical waste management guidelines.