The present disclosure is directed to a method of making a composition by combining a vehicle, e.g., a single phase vehicle, and an insoluble component comprising a beneficial agent, and sterilizing the composition using ionizing radiation, wherein the beneficial agent is radiation stable following sterilization with the ionizing radiation. Related compositions and methods are provided.本發明係關於一種製備組合物之方法,該方法係藉由將媒劑(例如,單相媒劑)與包含有益劑之不溶性組分組合,及利用電離輻射對該組合物進行滅菌,其中該有益劑在電離輻射滅菌後係輻射穩定的。提供相關組合物及方法。