system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Protective levels of Tetanus anti-toxin is:
assistant
The correct answer is  a. >0.01IU/mL(Ref: Nelson's 20/e p 1381, Ghai 8/e p 193-194)Protective titer for diphtheria >0.1IU/mL and for tetanus >0.01IU/mL.