Elderly people with diarrhea and lack of strength may be related to dehydration, indigestion, enteritis and so on. 1. Dehydration: the elderly themselves immunity is reduced, when the abdomen due to cold air and cold or other factors induced by infection, it may trigger diarrhea, resulting in dehydration, the appearance of no strength. You can pay attention to abdominal warmth, at the same time need to replenish fluids, in order to correct electrolyte disorders, at the same time can take Saccharomyces boulardii to assist in stopping diarrhea and regulating intestinal flora. 2. Gastrointestinal tract dysfunction: the elderly intestinal flora are prone to dysbiosis, gastrointestinal tract dysfunction is prone to cause diarrhea, water, potassium and other electrolyte imbalance. Lead to generalized weakness, you can take drugs and probiotics to help digestion, such as bifidobacterium triple capsule, multi-enzyme tablets, etc., and replenish more water, you can take potassium chloride slow-release tablets orally to replenish potassium and so on. Relieve the symptoms of generalized weakness through disease treatment. 3. Enteritis: the situation of diarrhea due to viral, bacterial and other infections, electrolyte disorders, causing low potassium, there will be no strength. According to the bacterial culture experiment, antibiotics, such as levofloxacin, should be actively applied. It is also necessary to take antidiarrheal drugs for treatment, such as montelukast, etc. At the same time, it is necessary to actively replenish body fluids to alleviate the lack of strength caused by dehydration and electrolyte disorders. The above drugs are for reference only, the specific dosage and usage should follow the doctor’s instructions. When the elderly diarrhea has no strength, it is recommended to consult a doctor in time, follow the doctor’s instructions for further examination, under the doctor’s comprehensive analysis, choose a reasonable treatment plan.