»Tetanus Immune Globulin conforms to the regulations of the FDAconcerning biologics (see
Biologics á1041ñ).It is a sterile,nonpyrogenic solution of globulins derived from the blood plasma of adult human donors who have been immunized with tetanus toxoid.It has a potency of not less than 50antitoxin units per mLbased on the U.S.Standard Tetanus Antitoxin and the U.S.Control Tetanus Test Toxin,tested in guinea pigs.It contains not less than 10g and not more than 18g of protein per 100mL,of which not less than 90percent is gamma globulin.It contains 0.3
Mglycine as a stabilizing agent,and it contains a suitable preservative.