What are the possible side effects of Smallpox Vaccine?
You should not receive a booster vaccine if you had a life-threatening allergic reaction after the first vaccine. Keep track of any and all side effects you have after receiving this vaccine. If you ever need to receive a booster dose, you will need to tell the doctor if the previous dose caused any side effects. Becoming infected with smallpox is much more dangerous to your health than receiving the vaccine to protect against it. Like any medicine, this vaccine can cause side effects, but the risk of serious side effects is extremely low. Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Call your doctor at once if you have any of these serious side effects: chest pain, muscle or joint pain, dry cough, feeling short of breath flu symptoms, stiff neck or back, vomiting, confusion, memory loss, irritability, loss of balance or coordination problems with speech or vision, sensiti
