To provide such a liquid medicine kit that a drug can be easily mixed with a liquid for dissolution without using any puncture needle.

The liquid medicine kit comprises a container 2 for dissolution, which is charged with a liquid for dissolution, a drug container 3 charged with a drug and a joining means for joining these containers. The joining means is composed of a portion 4a for joining the container for dissolution, a portion 4b for housing the drug container and a connector 4c permitting communication of the liquid, and the portion 4a for joining the container for dissolution is separated from the portion 4b for housing the drug container, whereby a liquid sending pipe 6 in the connector 4c is opened to mix the drug with the liquid for dissolution.