The two drugs, Oracetam and Piracetam, both belong to the class of drugs that improve brain metabolism and brain protection. Piracetam is a cyclic derivative of aminobutyric acid, which has a certain therapeutic effect on cerebral function damage caused by various reasons. It is commonly used clinically to treat cognitive impairment caused by cerebrovascular disease, traumatic brain injury, and toxic encephalopathy. Olracetam is an analog of piracetam, and its pharmacological mode of action is consistent with that of piracetam. In recent years, some studies have pointed out that the efficacy of oliracetam is better in the treatment of cognitive impairment caused by acute stroke, and the safety is also relatively high. To summarize, olaxetan and piracetam belong to the same class of drugs, but some studies have pointed out that the efficacy of olaxetan in improving cognitive function is relatively better. It is important to note that it is contraindicated for those who are allergic to these two drugs and those with severe renal impairment. If you need to use the drug, it is recommended to consult a medical professional.