Preservative added in DPT vaccine is –
Correct Answer: Aluminium phosphate
Description: Page 162 Park&;s textbook of Preventive and social medicine 23rd edition DPT vaccine provides immunity against diphtheria peussis and tetanus Peusis component in the DPT vaccine enhance the potency of diphtheria toxoid There are two types of DPT vaccine -plain and adsorbed Adsorption is usually carried out on a mineral carrier like aluminium phosphate or hydroxide Studies have shown that adsorption increases the immunological effectiveness of the vaccine The WHO recommend that only advent DPT preparation be utilised in immunization programmes
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Social & Preventive Medicine
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