serum levels of t3 , t4 , ft3 , ft4 and tsh were measured over 6 hours following a single oral administration of l-thyroxine ( dosage 85 mcg/mq body surface area ) in a group of 18 euthyroid volunteers and 8 hypothyroid patients adequately compensated with replacement therapy .
C0040165
thyroxine
C0020676
hypothyroid