The use of multidose vials increases the risk of transmission of blood-borne pathogens and bacterial contamination. Single-dose vials are ALWAYS preferred.
Updated checklist for safe medication practices
Updated guidance on the use of multidose vials (printable PDF)
On April 10, 2015, the Provincial Infectious Diseases Advisory Committee on Infection Prevention and Control (PIDAC-IPC) updated the guidance on the use of multidose vials in Infection Prevention and Control for Clinical Office Practice. This guidance was revised as a result of inquiries from health care providers from outpatient and inpatient settings to clarify when opened multidose vials should be discarded.
The use of multidose vials for injectable medications and vaccines increases the risk of transmission of blood-borne pathogens and bacterial contamination of the vial and should be avoided. Patient safety should be prioritized over cost when choosing between multidose and single-use medication vials.
If multidose vials are selected for use, the following recommendations must be followed each time the multidose vial is used: