100987 | Benzyl alcohol. Benzyl alcohol special grade (benzaldehyde â¤ 0.05%) suitable for use as excipient EMPROVEÂ® exp Ph Eur,BP,JP,NF. CAS No. 100-51-6, EC Number 202-859-9. Benzyl alcohol special grade (benzaldehyde â¤ 0.05%) suitable for use as excipient EMPROVEÂ® exp Ph Eur,BP,JP,NF.
The vaccine is given as two separate injections, usually into the upper arm, four to eight weeks apart. The chickenpox (varicella) vaccine protects against the varicella zoster virus that causes chickenpox. The chickenpox vaccine is not part of the routine childhood vaccination schedule.
This study demonstrates the efficacy of the Oka/Merck live attenuated varicella virus vaccine administered to healthy children before exposure. During the course of one varicella season, 38 laboratory-confirmed cases of varicella occurred in placebo recipients, whereas none occurred in recipients of vaccine.