Respiratory failure can potentially be cured, and the key lies in identifying the cause of the respiratory failure. For instance, acute inflammatory infections, such as severe pneumonia and other infectious diseases, can lead to dysfunction in lung ventilation and gas exchange, manifesting as respiratory failure. With the aggressive use of antibiotics and anti-infection drugs, once the infection is controlled, respiratory failure can also be corrected accordingly. Furthermore, if it is a complication of other diseases, such as acute left heart failure, respiratory failure can also occur. This type of respiratory failure will quickly improve once heart function is corrected. However, in the case of chronic diseases such as chronic obstructive pulmonary disease, bronchiectasis, asthma, and other causes, respiratory failure can only be managed with medication to alleviate symptoms, and it cannot be completely cured.