Hi,Iam 48 & 5.7"tall,my Weight Is Around 78 Kgs.I Was

Hi,Iam 48 & 5.7"tall,my weight is around 78 kgs.I was prescribed to have ismet sr500 twice a day with piopar15 once a day alongwith mitovit once a day.My sugar is in control,but since the non-availaibility of ismet sr500 in the mkt,iam not using the same since last 5-6 days.I don't feel any change in my sugar levels by doing so...pls.advise,should i have to continue or start consuming the ismet sr 500 alongwith immediately.