Hi I Am Type 2 I Take 1 Metaformin 500

hi i am type 2 i take 1 metaformin 500 a day and my hbn1c is 48 doc has put me on ramaprol 5 mg for blood pressure 140/ 100 down now to 135/85 if i smoke my weed will the ramaprol give me side afects i smoke at nite to sleep got spinal canel stanosis in s5 s6 tramodol and naproxin dont work like weed thanks joe