The effect of taking piracetam tablets for cerebral insufficiency will not be too obvious, because piracetam tablets are drugs that improve brain metabolism and are mostly used to treat memory loss caused by acute and chronic cerebrovascular disease, while the patient can experience mild brain dysfunction. Piracetam tablets, in particular, can also be used to treat memory loss caused by toxic encephalopathy. Insufficient blood supply to the brain is due to the slowing down of blood flow in the cerebral vessels resulting in lack of oxygen to the brain cells. Patients may experience dizziness, headache, and also numbness and weakness of the limbs, speech dumbness and other symptoms of neurological deficits, but they last for a relatively short period of time. The patient can only improve the metabolism of brain cells after taking Piracetam tablets orally, which may play a role in improving the dizziness and unresponsiveness of the patient, but it does not improve the blood flow to the brain. Therefore, it is not ideal for the relief of symptoms of cerebral insufficiency of blood supply, headache, and neurological deficits.