» Tetanus Toxoid conforms to the regulations of the FDA concerning biologics (see
Biologics 1041). It is a sterile solution of the formaldehyde-treated products of growth of the tetanus bacillus (
Clostridium tetani). It meets the requirements of the specific guinea pig potency test of antitoxin production based on the U.S. Standard Tetanus Antitoxin and the U.S. Control Tetanus Test Toxin. It meets the requirements of the specific guinea pig detoxification test. It contains not more than 0.02 percent of residual free formaldehyde. It contains a preservative other than a phenoloid compound.