Don't give multiple vaccines at the same time; space them out at least 3 weeks apart. (littlebigcat.com)
Avoid a combination vaccine (five - in - one - type vaccinations) that offers multiple vaccines in only one shot. (whole-dog-journal.com)
It is rarely helpful, and often harmful, to hold animals in such a circumstance simply waiting for multiple vaccines to be given. (millioncatchallenge.org)