Pain/redness/swelling at the injection site, fever, tiredness, headache, nausea
, and diarrhea
may occur. Less common side effects may include bruising/itching at the injection site, sweating, dizziness, weakness, muscle/joint aches, cold symptoms, vomiting, temporary loss of appetite, abdominal cramps, constipation, swollen glands (lymph nodes), irritability, agitation, and trouble sleeping. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.