Compositions and methods for stabilizing an active agent containing one or more actone rings. The compositions, including pharmaceutical compositions, ensure that the lactone ring of the active agent is stabilized in the active, ring-closed form due to the inclusion of a transition metal ion.
本发明涉及一种稳定含有一个或多个内酯环的活性药剂的组合物和方法。包括制药组合物在内的这些组合物可以通过包含过渡
金属离子来稳定活性药剂的内酯环,使其处于活性、环闭合的形式。