The invention relates to herbal de-alcoholic liver-protecting effervescent tablets having de-alcoholic and sobering functions and a preparation process thereof. The effervescent tablets are prepared from the eight medicinal and edible Chinese herbal medicines of fructus noveniae, flowers of pueraria lobata, poria cocos, crataegi fructus, dark plum fruit, siraitiae fructus, pericarpium citri reticulatae and menthae haplocalycis herba. The effervescent tablets are prepared from, by weight, 60-100 parts of flowers of pueraria lobata, 10-30 parts of fructus noveniae, 10-30 parts of poria cocos, 10-30 parts of crataegi fructus, 10-40 parts of siraitiae fructus, 10-30 parts of dark plum fruit, 10-30 parts of pericarpium citri reticulatae and 10-30 parts of menthae haplocalycis herba. Pharmacological experiments show that the herbal de-alcoholic liver-protecting effervescent tablets have the advantages of preventing and alleviating drunkenness; having the effects of quenching thirst and helping produce saliva, reducing phlegm and preventing vomiting, promoting diuresis and excreting dampness and the like. The herbal de-alcoholic liver-protecting effervescent tablets have the advantages of being good in taste, convenient to use, easy to carry and use, large in market potential, wide in user range, and worth promoting.