Constant drowsiness in the head should be treated according to the triggers. Common triggers include insufficient sleep, neurasthenia, and cerebral arteriosclerosis. In terms of treatment, the main thing is to supplement sleep and apply drugs for the original cause. 1. Lack of sleep: It is due to the recent frequent excessive late-night sleep, sleep time is insufficient to cause, the head has been drowsy. The main adjustment of work and rest time, regular work and rest, is conducive to improving the quality of sleep, when enough sleep, the above symptoms will gradually ease the disappearance. 2. neurasthenia: if the neurasthenia caused by long-term sleep disorders, caused by the head has been drowsy symptoms, the main application of citalopram, paroxetine and other antidepressants, anti-anxiety drugs, is conducive to improving the patient’s depression, anxiety, and then alleviate the above symptoms. 3. Cerebral arteriosclerosis: If the blood flow is slow due to cerebral arteriosclerosis, resulting in insufficient blood supply and oxygen supply to the brain tissue, caused by the dizziness of the head all the time, clopidogrel, aspirin and other anti-platelet aggregation drugs can be applied. It is beneficial to improve the blood circulation of the brain and relieve the above symptoms. There may be other causes of dizziness, which should be taken seriously, seek medical attention as soon as possible, and be given targeted treatment after the cause is clarified under the guidance of a professional doctor.