Answer:
Topical nasal decongestants
Explanation:
Nasal decongestants are vasoconstricting substances (like: naphazoline, phenoxazoline, oxymetatazoline, phenylephrine, pseudoephredine) that provide almost immediate relief to breathe. They act making the vessels contract, blood flow slows, shrinks swollen membranes, mucus production is low, and people can breathe normally again because these substances improve the air flow.
Topical nasal decongestant treat nasal congestion to relieve symptoms in colds, nasal allergic conditions, and rhinitis. However, these medications can cause health problems due to improper and excessive use, and major adverse events arising from their use.
Answer:
The answer is B. Vitamin A
