What is wrong when my throat keeps going closed and I can't breath?

The bronchi are air passages of the lungs. Bronchitis is inflammation of the bronchi. It can make breathing difficult. It can also be painful.

There are different types of bronchitis such as:

Acute bronchitis—is a sudden onset of symptoms. It only lasts a short time. There is full recovery of lung function.
Chronic bronchitis —is a long term condition. It causes obstruction and erosion of the lungs. It is often the result of many years of cigarette smoking . This is a serious condition. It is a type of chronic obstructive pulmonary disease (COPD) .
Asthmatic bronchitis—occurs in people with asthma . Occurs during an asthma attack. It is most common with allergies.
Irritative bronchitis—due to frequent contact with certain irritants. This often happens because of work setting. (also known as industrial or environmental bronchitis)

Treatment
Acute Bronchitis
Treatment is aimed at relieving the symptoms. It includes:

Aspirin or acetaminophen to treat pain and fever
Expectorants or cough suppressants
Increased fluid intake
Cool mist humidification
Herbs and supplements — Pelargonium sidoides extract may help resolve symptoms in patients with acute bronchitis *³

Have you tried any of these to improve your breathing and help open up your airway? If you don't see improvement after trying this, please go back to your doctor.

https://www.empowher.com/condition/bronchitis/

Best,

Rosa