With the appearance of new and more effective drugs for combating AIDS, the Ministry of Health estimates that more expensive drugs protected by patent will slowly begin to comprise the combination therapy.
随着新型更有效的防治艾滋病药品的出现，卫生部估算，受专利保护的一些更为昂贵的药品将逐步地开始侵蚀这项综合性的治疗。