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In those with underlying heart or lung disease, effective control of congestive and respiratory symptoms can help prevent pulmonary edema. [37] Dexamethasone is in widespread use for the prevention of high altitude pulmonary edema. Sildenafil is used as a preventive treatment for altitude-induced pulmonary edema and pulmonary hypertension.
By loosening up the mucus, expectorants make your cough more productive—making it easier for you to cough up mucus effectively and clear your chest congestion.
Fluid is transported to the hilum and pleural space, and removed via the lymphatic system. [2] [7] At first, the body is capable of handling excess water. Later, the capillary vasculature is overwhelmed by increased pressure and fluid backs up into the alveolar sac, resulting in pulmonary edema and decreased oxygenation capability. [2]
The other clearance mechanism is provided by the cough reflex. [2] Mucociliary clearance has a major role in pulmonary hygiene . MCC effectiveness relies on the correct properties of the airway surface liquid produced, both of the periciliary sol layer and the overlying mucus gel layer , and of the number and quality of the cilia present in the ...
A 2014 study found that guaifenesin does not affect sputum volume in upper respiratory infections (the upper respiratory system includes most breathing parts above the lungs). [5] [6] Side effects may include dizziness, sleepiness, skin rash, and nausea. [4] While it has not been properly studied in pregnancy, it appears to be safe. [7]
Vocal abuse: Vocal abuse is the misuse or overuse of the voice in an unhealthy fashion such as clearing the throat, yelling, screaming, talking loudly, or singing incorrectly. Clearing the throat: Clearing the throat removes or loosens phlegm but the vocal cords hit together causing inflammation and therefore more phlegm. [3]
This is an accepted version of this page This is the latest accepted revision, reviewed on 31 January 2025. Semi-autonomous, convulsive expulsion of air from the lungs through the nose and mouth For other uses, see Sneeze (disambiguation). "Achoo" redirects here. For the acronym "ACHOO", see Photic sneeze reflex. Sneeze The function of sneezing is to expel irritants from the nasal cavity ...
If you like that cooling, numbing feeling, you might try menthol cough drops to stop a tickle in your throat. However, excessive use may have an adverse effect on cough symptoms, according to a ...