Each dose (0.5 ml) contains: Purified tetanus toxoid 10 Lf, Aluminum phosphate (as adsorban) 1.5 mg, Thimerosal (as preservative) 0.05 mg.
BIO-TT is TT vaccine contains purified tetanus toxoid. The toxoid is adsorbed onto 3 mg/ml aluminum phosphate. Thimerosal 0.1 mg/ml is used as a preservative. One dose of 0.5 ml has a potency of at least 40 IU.