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Over the counter expectorants (like Mucinex) or a decongestant (like Sudafed) can help with your chest congestion, says Dr. Watkins. Decongestants and expectorants are both effective at treating ...
After an FDA advisory committee said the decongestant phenylephrine, an ingredient found in many oral cold and flu medications, is ineffective, experts weigh in on alternatives.
Does phenylephrine work? Doctors explain how to choose between cold medicines like Dayquil and Sudafed PE for congestion, runny nose, and other symptoms.
Phenylephrine is an oral medication primarily used as a decongestant. [5] [6] It is a selective α 1-adrenergic receptor activator which results in the constriction of both arteries and veins. [5] Common side effects include nausea, headache, and anxiety. [5] Phenylephrine was patented in 1927 and came into medical use in 1938. [7]
DayQuil's nighttime counterpart, NyQuil, is also available for the relief of cold and flu symptoms during the night. These products are not intended to cure the common cold or the flu. These products are not intended to cure the common cold or the flu.
Guaifenesin might act as an expectorant by increasing the volume and reducing the viscosity of secretions in the trachea and bronchi via stimulation of the gastric mucosa. . This stimulation leads to an increased parasympathetic activity in the respiratory tract via the so-called gastro-pulmonary reflex, although some in vitro studies suggested that it might also act directly on the ...