You can't bring liquid medicines on an airplane; they need to be checked in.
Passengers can bring along liquid items totaling no more than 100 ml, which can only be carried after the bottle has been opened and inspected to make sure there is no doubt. For some airports equipped with sufficient number of liquid goods security checking equipment, liquid goods can no longer be subject to the requirement of open bottle checking after the equipment has been checked without doubt. Other exceeding portions need to be handled for transportation.
Expanded Information:
Banned items for air travel
1, deterrent instruments, such as firearms, military or police equipment and control of knives that can not be checked in and can not be carried, will only be confiscated.
2, lighters, firecrackers, fireworks, alcohol and other flammable and explosive substances obviously can not be carried or checked.
3, drinks are not allowed to bring, through the security check inspectors will let the stuff thrown away or drink it.
4, cosmetics is a lot of girls will bring, but can not bring too much, to control the range of 100ml, but also in a sealed bag, more than to be checked.
Reference: Baidu Encyclopedia - Civil Aviation Administration of China Passenger Baggage Transportation Rules