随着自我防病及保健意识的增强，人们身边总要备上一些药品或保健品。可时间一长，一些没有标明有效期的中药制剂是否还能用呢？其实，可以通过以下察形观色的方法，辨别久放的中药能否继续使用。1.口服液：若药瓶中有悬浮物，颜色浑浊不清，有大量沉淀，开瓶时有爆瓶现象或气 With the self-prevention and health care awareness, people always have to prepare some medicines or health products around. Can over time, some did not indicate the validity of the traditional Chinese medicine can still use it? In fact, you can observe the color of the following methods to identify the long-term use of traditional Chinese medicine can continue to use. 1. Oral liquid: If there is suspended matter in the bottle, the color is cloudy, there is a lot of sedimentation, bottle explosion phenomenon or gas