Professional Biological Co. announces the addition of three products with approved labeling for veterinary distribution. Clostridium perfringens Types C&D toxoid - packaged in 20 ml/10 dose and 100 ml/50 dose, C&D tetanus toxoid - packaged in 20 ml/10 dose and 100 ml/50 dose, and C&D antitoxin - packaged in 250 ml sizes. Type C&D cross-protect for Type B.