Short-Term Antithyroid Drug Therapy

Abstract
During the past three decades many physicians have treated thyrotoxic patients with antithyroid drugs until toxicosis was controlled, and then discontinued therapy. Thyroid "experts" have usually counseled that this was an erroneous approach, and that therapy should be continued for one year or longer. Belief in the need for a prolonged period of therapy was based on evidence that treatment for an additional one or two years seemed to produce a higher proportion of remission,1 but it must be agreed that there is scanty critical evaluation of just how long a course of therapy is actually needed. Now, as is . . .