Moxibustion and moxa sticks at Zhongwan, Shenque and Zusanli points are also easy to buy.
There is a kind of fennel in our hometown, which can be made into tea after dry frying. The older generation said that the effect of warming the stomach is particularly good, which I haven't seen much in other places (not fennel as the general Chinese medicine says, but a little bigger than millet). What we planted there is said to be at the exit.
Pay attention to dietary taboos, that is, don't eat cold fruits and drink cold drinks. Diet should be light.
Give you a set of numbers, you can say 070 silently, or say 650.380.720 with your heart, and pause there for a while. You can try to see if it works.
Or you can try Fuzi Lizhong Pill. If you don't understand, you can consult a pharmacist.