| Definitions | The day of immunisation is Day 0.  | 
| Obligatory | 1. Post Exposure:  | 
| Discretionary | For HAV, HBV and JEV immunisation: 
 accept.  | 
| See if Relevant | Appendix 2 – Table of Immunisations  | 
| Additional Information | Sensitive assays for Hepatitis A, Hepatitis B or West Nile Virus may be reactive following recent immunisation against HAV, HBV or JEV, respectively. A reactive result can lead to the donation being wasted, unnecessary tests and the need to contact the donor.  | 
| Information | This entry is compliant with the Blood Safety and Quality Regulations 2005.  | 
| Reason for change | A definition section has been added. The deferral after HBV vaccination has been increased. A deferral after HAV and JEV vaccination has been added.  | 
| Donor Information | If you wish to obtain more information regarding a personal medical issue, please contact your National Help Line.  | 
This entry was last updated in:
WB-DSG Edition 203 Release 78