Saline for nebulization is usually not harmful.
Saline used for nebulization is sterile, the main component is sodium chloride, originally the human body contains sodium chloride, saline and the osmotic pressure concentration isotonic in the human body, there is no harm to the human body.
If the patient’s sputum is too thick, the simple use of saline can play a role in diluting the sputum, and will not cause adverse effects on the human body. However, if there is inflammation, the use of saline alone can only alleviate the discomfort, and does not have a therapeutic effect.
If the patient needs nebulizer treatment, it is recommended to go to the hospital as soon as possible, under the guidance of medical personnel to carry out nebulizer treatment.