what would 20 units be equal to in a 1 cc tuberculin
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Two different tuberculin preparations are available, Old
Tuberculin (OT) and Purified Protein Derivative (PPD). The latter
is the preferred testing substance.
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No, a tuberculin syringe is intended for use in intradermal
injections and the flu shot is given intramuscularly. The needle on
a tuberculin syringe is not the right size.