Headache and vomiting should be treated according to the cause, and there is no fastest way to relieve it. If it is cervical spine disease, it needs to be treated by traction and medication; if it is high blood pressure, it should actively stabilize the blood pressure; if it is elevated intracranial pressure, it should control the intracranial pressure; if it is caused by cold and flu, it can be given to the symptomatic treatment of drugs. 1. Cervical spondylosis: cervical spondylosis may cause headache and vomiting due to compression of carotid artery by cervical disc herniation, which can be treated by cervical spine traction and oral muscarinic medication, such as epirubicin hydrochloride tablets. 2. Hypertension: Hypertension may cause headache and vomiting, if simple hypertension can take nifedipine, enalapril and other antihypertensive drugs treatment. 3. Diseases related to elevated intracranial pressure: such as cerebral hemorrhage, intracranial space occupation, etc., which can be manifested as headache with projectile vomiting, which can be clarified by craniocerebral CT or magnetic resonance examination, and the medication can be dehydrated with mannitol, etc., and the serious cases need surgical treatment. 4. Cold and flu: patients can have headache with vomiting, some patients also have fever, need to rest, and give symptomatic treatment, such as the use of acetaminophen, ibuprofen, etc., vomiting is obvious, but also need to give metoclopramide and other symptomatic treatment. There are many possible causes for headaches and vomiting, and prompt medical attention is needed. All medications should be used under the guidance of a medical professional.