Which of the following statements is true regarding peussis -
<p> Erythromycin prevents spread of disease between children leucocytosis does not correlates with the severity of cough. Drug of choice : Erythromycin (40mg/kg QID for 10 days) Vaccine:DPT Drug of choice for cases and contacts:Erythromycin for 10 days. Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:163-65. <\p>
Neurological complication rate of DPT is I in 50000
Vaccine efficacy is more than 95%
Erythromycin prevents spread of disease between children
The degree of polymorphonuclear Leukocytosis correlates with the severity of cough
Communicable diseases