Common side effects:
Diarrhea
general feeling of discomfort or illness
headache
itching skin
loss of appetite
nausea
rash
runny nose
shivering
Seek medical attention right away if:
Signs of an allergic reaction (rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat).
Signs of high blood sugar (confusion, feeling sleepy, more thirst, more hungry, passing urine more often, flushing, fast breathing, or breath that smells like fruit)
A burning, numbness, or tingling feeling that is not normal.
Very bad dizziness or passing out.
Chest pain or pressure.
Shortness of breath.
Sweating a lot.
Not able to pass urine or change in how much urine is passed