A foreign body in the trachea can be removed by yourself or by a doctor depending on the size of the foreign body. 1. If the food grains are stuck into the trachea when eating, most of them are not very serious, and will cause irritating cough, you can cough out the foreign body by coughing violently, or you can also use the Heimlich method of first aid to flush out the foreign body through the chest impact or abdominal impact, and at the same time, actively seek medical advice to clarify whether it has been completely discharged. 2. However, if the foreign body in the trachea is relatively large, completely blocking the trachea, or the location of the foreign body is relatively deep, or the patient has difficulty breathing, it is necessary to go to the hospital emergency immediately, usually need to be a professional doctor in the laryngoscopy or bronchoscopy to remove the foreign body. When there is a foreign body in the trachea, you should go to the hospital in time to avoid delaying the treatment.