d-propranolol as well as propranolol decreased l-triiodothyronine ( t3 ) concentrations and the ratio of t3 to t4 in the euthyroid subjects , and d-propranolol decreased these variables in the subjects with hypothyroidism ( propranolol was not given to this group ) .
C0041014
l-triiodothyronine
C0020676
hypothyroidism