What is the best Chinese medicine to take when there is gas in the stomach that goes upward?

Chinese medicines such as Shu Liver and Shun Qi Pill and Betel Nut Si-Xie Pill can be used to treat belching (hiccups), a condition known as belching in Chinese medicine, when there is qi in the stomach that pushes upwards.
Shu Liver Shun Qi Pill is composed of Chai Hu, Xiang Fu, Hovenia Citrus, Hou Pu, Mu Xiang, Buddha’s Hands, Chuan Xiong, Malan Grass, Bai Shao, Yu Jin, Yan Hu Suo, Chen Pi, and Glycyrrhiza Uralensis. It is effective in soothing the liver, regulating qi and relieving pain.
The drug can treat noisy stomach and epigastric cavity (a feeling similar to hunger, emptiness with burning in the stomach), belching and acidity, vomiting, and pain in the coarseness and ribs caused by liver depression and stagnation of qi (poor transportation of qi and blood in the liver and depression of emotions and moods). The adverse effects of the drug are not known, but it should be noted that pregnant women as well as diabetic patients are prohibited.
Betel nut four elimination pill consists of betel nut, rhubarb, balsam, five spirit fat, petunia seeds, pig’s tooth soap. It is effective in eliminating food stagnation (promoting digestion of food), and promoting the flow of Qi and water (promoting the flow of gases, thus promoting the flow of water and liquids).
This drug can treat the distention and fullness of the epigastrium (abdomen), belching and acid swallowing (swallowing the acid in the stomach that goes up to the oropharynx), and constipation caused by food stagnation (the accumulation of food in the stomach due to poor digestion), phlegm and drink (the pathological products formed by the impaired metabolism of water and fluid). Adverse effects of the drug are not known, but it should be noted that it is contraindicated in pregnant women.
If belching does not stop, it is recommended to consult a doctor in time, standardize the use of medication, do not self-medication.