 [ Symptoms ] i had a tetanus shot 4 days ago and now have chest pain and irritability should i be concerned  pain radiates to my upper back also [ Disease ] you should always be concerned about chest pain but it would not be likely this would be related to your tetanus shot in any way i do not know anything about you     your age risk factors or anything about your medical history    so if you are concerned enough to post you should be concerned enough to see a medical provider    someone who has the ability to examine you and determine the reason for your chest pain and irritabiltiy