pain or inflammation at the injection site; pounding
in the chest; red, swollen, blistered, or peeling skin; ringing
in the ears; seizure; severe or persistent diarrhea; stomach cramps or pain; symptoms of liver problems (eg, yellowing of the skin or eyes; dark urine; pale stools; severe or persistent nausea, vomiting, or loss of appetite; unusual itching); trouble speaking or swallowing; unusual vaginal itching, odor, or discharge.