Sometimes burning or dryness of the mucous membranes of the nose, dryness in the mouth and throat, sneezing, increase in the amount of secret secreted from the nose.
In rare cases - after the effect of the drug has passed, a strong sense of "stuffiness" of the nose (reactive hyperemia).
Side effects caused by the systemic effect of the drug: increased blood pressure, headache, dizziness, severe palpitations, tachycardia, increased anxiety, sedation, irritability, sleep disturbances (in children), nausea, insomnia, exanthema, visual impairment (eye contact).
Preservative benzalkonium chloride, which is part of the drug, can cause swelling of the nasal mucosa. If this happens, it is necessary to change the drug to another, which does not contain preservatives.