True regarding tetanus toxoid is/are -
<p> Absorbed(purified tetanus toxoid) has largely supplemented plain toxoid because it stimulates a higher and long lasting immunity response than plain toxoid. Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:312. <\p>
Plain toxoid have long duration
Absorbed toxoid are more beneficial
Should never freeze
Stored at 0 oC
Communicable diseases