Hello,
The answer is: "it depends." It depends on where the injection was placed on the upper arm.
Please take a look at the link below.
http://www.medhelp.org/posts/Occupational-Health--Safety/Shoulder-pain-after-flu-shot/show/1384218
Please reply if you have additional questions.
~ Dr. Parks
This answer is not intended as and does not substitute for medical advice. The information presented in this posting is for patients’ education only. As always, I encourage you to see your personal physician for further evaluation of your individual case.