Conversation: The conversation between human and AI assistant.
[|Human|] My 4 year old recvd 4th DTaP, 1st Varicella and 2nd Hep B Vaccines 9 days ago. He has been waking up in the middle of the night with hot itchy feet, also happened sporadically throughout the day. Going on for 4 days now. Do any of these vaccines have such a side effect?
[|AI|]  Hello, Welcome to Chat Doctor, The most common side effects of Hep B vaccine includes pain, soreness, redness, swelling at the injection site, fever, headache, tiredness, sore throat, nausea, diarrhea, loss of appetite and dizziness. Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome. Thank you.