Yes I Recently Was Sent The Wrong Medication From My

yes I recently was sent the wrong medication from my on line pharmacy they sent Metformin Hcl ER Osmotic 500 mg it was suppose to be metformin ER I am not diabetic my doctor prescribed to use with lovastatin then she changed that to atorvastatin but no one has given information on the difference in the metformin and how it will interact my doctor also recently thought she needed to treat me for high blood pressure then admitted the mistake when she read my chart and acknowledged I have never had high blood pressure