Some side effects can include:
dizziness, hunger, lack of energy, shakiness, sweating, weight gain, upper respiratory tract infection, Headache, sinusitis, muscle aches, tooth disorders, hypoglycemia (low blood sugar), sore throat
More serious side effects can also include:
anemia, liver injury, edema, bone fractures, bladder cancer, diabetic macular edema
Speak with your doctor if any side effects become severe during your treatment with Actos. If you experience any serious side effects speak with your doctor for extra medical help.