<prompt> In treatment of hypothyroidism, thyroxine is preferred over levothyroxine:High affinity for receptorsLong half lifeFaster actingCan be made with recombinant DNA technology  <response>: Ans. B. Long half lifeThyroxine is preferred over levothyroxine because it has longer half-life due to which it can be given as once daily dosing.levothyroxine is costlier and have short half-life. 