Most of us feel best with Free T4 at about the mid range point and Free T3
in the upper
half to upper third of the range. I doubt yours would be near that.
What if any, symptoms do you have other than the blood pressure issue?
Typically, if a dose is doubled, as with the Lisinopril, the pills may be the same dosage, but instructions will say to take 2/day instead of just one. Please check your new bottle and see if that's how the script is written.