If someone is drinking Chinese medicine, you can reply to him humorously in the following ways:

1. "What you are drinking now is Chinese medicine. I think you are developing towards a healthy dragon. "

2. "Wow, do you drink Chinese medicine now? Do you want to be a superhero and have super immunity? "

3. "It seems that you are in good health now. Drinking Chinese medicine is really your health secret! "

4. "How are you now? I am beginning to be interested in your Chinese medicine! "

These replies express their concern and worry in a humorous and relaxed way, and help them face the experience of drinking Chinese medicine with a positive attitude.