The symptoms of dizziness and weakness after taking Ornidazole are considered to be caused by the adverse reactions of Ornidazole, because the adverse reactions of Ornidazole in the nervous system are mainly dizziness, drowsiness, vertigo, as well as numbness of the limbs and confusion and other more serious adverse reactions. There are other adverse reactions to ornidazole, including stomach pain, discomfort, nausea, and oral odor after taking the drug, which are adverse reactions produced after taking the drug. Patients are advised to stop taking the drug immediately and drink more water to accelerate the metabolism of Ornidazole in the body. It is recommended that patients observe the condition, if the symptoms are still not relieved, it is necessary to consult a doctor in time, because this case may not be caused by ornidazole, for example, because of cerebrovascular problems, resulting in dizziness, weakness, it is necessary to consult a doctor in time, so as to avoid delaying the condition.