Your symptoms of tiredness and hungriness are due to uncontrolled high levels of blood sugar levels.
Arm aches and legaches seem to be due to diabetic peripheral neuropathy
There may be additional deficiency of VIT B 12 and VIT D,which might be aggravating your symptoms.
VIT B 12 deficiency occurs due to consumtion of METFORMIN
Your doctor has rightly stopped ACTOS as PIOGLITAZONE
is associated with increased risk of bladder cancer
.METFORMIN helps in reducing the risk of bladder cancer.
You require a revision of dose of injection insulin and must get additional oral antidiabetic
from different class of antidiabetics like GLIPTINS and ALPHA GLUCOSIDASE INHIBITORS like ACARBOSE OR VOGLIBOSE.
Unless and until your blood sugar levels are controlled,your symptoms wont go away and it is definitely possible to control sugar levels with judicial use of different oral anti diabetics with injection insulin.
Also don't forget to take adequate VIT B 12 and VIT D .
Discuss with your doctor for the comprehensive treatment.