If you encounter a patient with a grand mal seizure at home or outdoors, you should pay attention to the following matters and perform some necessary first aid treatment: 1. Stay calm, otherwise you may help the wrong way in a panic. 2. Let the patient lie down on the ground (bed) and let nature take its course; only in case of danger, such as close to burning objects, roadside or electrical appliances, etc., you need to move the patient to a safe place to avoid accidents. 3. Turn the patient’s head to the side so that saliva or vomit can flow out of the mouth, and pay attention to whether there are dentures and other obstructions in the throat to ensure that the patient’s airway is open. Do not grasp the patient or stop the convulsions, because they usually stop on their own within a minute and you cannot stop them. 4. After the convulsion, the patient should be turned to a prone position, which can help the patient keep the airway open to avoid suffocation; at the same time, put something soft under the patient’s head to allow the patient to slowly recover 7. After the seizure has stopped, the patient may be confused and should accompany the patient and speak to the patient in a relaxed tone during the awakening process 8. difficulty in breathing, body injury, etc., you should immediately seek medical attention for resuscitation treatment by a specialist