You should not take headache powder after drinking alcohol. The reason why headache is caused after drinking alcohol is that the metabolism of alcohol in the body is impaired after drinking and the concentration of acetaldehyde in the body is high, and this concentration causes abnormal dilation of blood vessels and leads to headache. Headache powder may have some effect on headaches caused by inflammatory and non-inflammatory substances, and if alcohol plus headache powder is linked together, it may aggravate the damage to central nerve cells. If you feel a headache after drinking, it is recommended that you first accelerate the excretion of alcohol from your body by drinking some honey water or you can take B vitamins orally. In addition, you can also do the right amount of aerobic exercise, such as walking. Through these methods, to combine to accelerate the metabolism of alcohol in the body and relieve the headache.