To treat nasal congestion, many patients often use drugs containing Oxymetazoline. However, using oxymetazoline-containing medicine for long-term nasal congestion is not recommended because the drug can cause an unhealthy dependence.

Nasal drops/spray containing corticosteroids or, more precisely, glucocorticoids are commonly used in the treatment of allergic rhinitis. However, it is also necessary to be wary of corticosteroid drops / nasal sprays, especially nasal drops like Nemydexan, because if overused, the drug can cause some unwanted side effects, especially In young children, it can cause acute adrenal insufficiency.