Thanks for the query to H.C.M. Forum.
These both drugs lipid lowering and diuretics are not responsible fro your symptoms ( slurred speech,swollen tongue
In my opinion ,you should consult one more physician and get his opinion( 2nd).
May be due to some blood vessel rupture ( minor) due to hyper tension.
So get in blood pressure examination , which is very important in this case. Stent
is also there so be aware of high B P .