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All India Drug Action Network (AIDAN) | The homepage of All India Drug Action Network | Page 2
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All India Drug Action Network (AIDAN). The homepage of All India Drug Action Network. Rational and Essential Drugs. Newer posts →. Open letter to DG, WHO – Pentavalent vaccine related deaths in India. March 12, 2012. Dr Margaret Chan The Director General, World Health Organisation, Geneva. Dear Dr Margaret Chan,. One by one the WHO has delisted a number of brands of prequalified Pentavalent vaccine, but the problem has refused to go away. Pentavalent vaccine was introduced in two states in India on 1...