All of the following statements are true about DPT vaccine except: (A) It should be stored in deep freezer, (B) Exposure to direct sunlight, when in use should be avoided, (C) Store stocks are needed for three months at PHC level, (D) Half-used ls should not be put back into the cold chain after the session
Answer is A. DPT vaccine should not be frozen. They should be stored in a refrigerator between 2 to 8-degree CelsiusReference; Park&;s Textbook of preventive and social medicine, 24th edition.Pg no. 172