The invention relates to an ophthalmic product which has a capability of delivering a guest material (e.g., a lubricant or a drug) in a time-controlled-releasing manner. The invention also provides a process for making an ophthalmic product of the invention. In addition, the invention provides a method for time-controlled delivery of a drug or a lubricant.本發明關於眼用產品，其具有以時間經控制的釋放方式來傳送客體材料(例如潤滑劑或藥物)的能力。本發明亦提供一種製造本發明的眼用產品之方法。此外，本發明提供一種藥物或潤滑劑的時間經控制的傳送之方法。
