I have dropped my levothyroxine down to 75mcg and 25mcg T3 eight hourly.
My daytime naps have vanished and sleeping soundly and waking refreshed and ready to get on with my day,
Prior to starting T3 early April I had trouble walking to our refuse bin area (about 10 yards) and was having severe giddiness and falls several times a day.
I can now easily walk to our local grocery store...a round trip of about a mile.