sodium nitrite, ethyl nitrite, amyl nitrite) cause relaxation of involuntary muscular fibre and therefore relieve the asthmatic attacks, which depend upon spasm of the involuntary muscles in the bronchial tubes.
constriction of the bronchial tubes ).
This tea soothes the throat and opens up the bronchial tubes while supporting the respiratory system.
The steam actually helps the bronchial tubes open up as it simultaneously loosens the phlegm clogging your dog's airways.
Because food or liquid in the bronchial tubes or lungs could cause a blockage or lead to an infection, the airway is protected.