Centers for Disease Control (CDC) Recommendations for Intramuscular Injection and Needle Size
MedSun: Newsletter #31, December 2008
The U.S. Centers for Disease Control and Prevention has recommended needle sizes and lengths for intramuscular vaccinations in the thigh and shoulder based on child age. Appendix D in the additional information links contains information specific to the pediatric patient population. Please visit the CDC or the references below for more information.
CDC Vaccine Administration
CDC - The Pink Book: Appendices. Appendix D. March 28, 2008.