Is one method of pre-injection skin prep better or more sterile than others? What is the best way to prevent infection?—JESSIE CHAMPLIN, RPA-C, Cooperstown, N.Y. No controlled studies exist, but the ...

Needle-free jet injection technology represents a novel, minimally invasive method for the delivery of drugs and vaccines by utilising high-velocity liquid jets to penetrate the skin without a ...

After receiving an injection, some people experience symptoms at the injection site on the skin. This reaction is a common adverse effect of vaccines, Botox injections, biologics, and chemotherapy.