Will there be any impact if the rabies vaccine is administered one day late?
Feb 11, 2023
Source: Cainiu Health
Dr. Li Feng
Introduction
Delaying the rabies vaccine by one day generally does not have a significant impact, although antibody production will be delayed by one day. It is recommended to receive the vaccine within 24 hours. A one-day delay in the rabies vaccine will not affect antibody development; however, if all doses are postponed by one day, the antibody response against the rabies virus will also be delayed by one day. After an animal bite, it is best to get vaccinated as soon as possible.
Generally, a one-day delay in receiving the rabies vaccine does not have significant effects, but it may postpone antibody production by one day. It is recommended to get vaccinated within 24 hours.
The rabies vaccine should be administered on the day of the bite, and then again on days 3, 7, 14, and 28, ensuring timely, adequate, and complete vaccination. A one-day delay in the rabies vaccine will not affect antibody generation; however, if all doses are delayed by one day, the development of antibodies against the rabies virus will also be delayed by one day. Therefore, it's best to receive the first dose within 24 hours, after which specific rabies antibodies can develop in about one week, achieving protective immunity.
For some patients with more severe wounds, there may be a higher risk of rabies virus infection, so vaccination should be initiated as early as possible. The rabies vaccine must be administered within 24 hours after an animal bite, preferably as soon as possible. This way, vaccine-induced antibodies can remain in the body for approximately six months.
When receiving the rabies vaccine, individuals should get plenty of rest, avoid excessive fatigue, and refrain from strenuous exercise, as these factors could impair the vaccine's immunogenicity. During the course of rabies vaccination, situations that might interfere with immune response should be avoided.
