Standard Operating Procedures
Procedures set out in the standard operating procedures (SOPs) are followed by the PQS Secretariat, the PQS Working Group and by all technical specialists commissioned by the Secretariat. They are a useful source of information for manufacturers seeking prequalification of an immunization product since they describe and illustrate with examples the steps of a procedure, making it transparent for all stakeholders. They also indicate key responsibilities among those implementing the procedures.
Current SOPs are as follows: