welcome to HCM
CV Met is metformin
other good alternatives are
hope you can find them in your locality.initiate with 500mg SR daily, if well tolerated you can uptitrate to 1000mg SR.
the common side effects are gastro-intestinal like nausea,vomiting
,diarhoea and abdominal pain
Dr Anirban Biswas MD (skype: anirban.drab)