question: My mother(63) was detected for high blood sugar 8 years ago. She immediately took to strict dietary controls and maintained it in the range <140 (post parendial). She also started taking medication for the same since last three years. Six months ago, she started having problem of pain in shoulder joint(left initially then both). Physiotherapy was suggested by a doctor but it was not successful. Then one month back she went to another doctor who gave the following medication