Schwarcz G, Halaris A, Baxter L, Escobar J, Thompson M, Young M
Am J Psychiatry. 1984 Dec;141(12):1614-6. doi: 10.1176/ajp.141.12.1614.
The results of complete thyroid function testing were normal in four desipramine nonresponders who were converted to responders by addition of L-triiodothyronine (T3). These findings suggest that the effectiveness of T3 is not due to correction of subtle thyroid deficiencies.