Elderly asthma can not eat foods and drugs that clearly cause allergic reactions, other than no contraindications. Asthma patients are mostly allergic, many foods or drugs, cold air, pollen, etc. can cause asthma attacks. For example, mango, seafood, aspirin, beta-blockers can induce airway spasm. Therefore, exposure to allergens that can cause asthma attacks should be avoided. If it is not clear whether you are allergic or not, be cautious about consuming foods and medications that you have not been exposed to. There are no contraindications for other diets for asthma patients, but the resistance of the elderly is relatively low, so immunity should be improved to avoid infections that can cause asthma attacks. Without allergies, you can eat fresh fruits and vegetables rich in vitamins and dietary fiber, protein-rich eggs and milk and lean meat. In short, the elderly asthma in addition to a clear allergy to food and drugs, there is no special contraindications, should be nutritionally balanced, do not have to be too nervous.