The frequency of adverse reactions was determined in accordance with the classification of the World Health Organization:
Very often (> 10%);
Often (≥1% and <10%);
Infrequently (≥0.1% and <1%);
Rarely (≥0.01% and <0.1%);
Very rarely (<0.01%);
The frequency is unknown (can not be calculated based on available data).
Immune system disorders:
Infrequent: angioedema, itching.
Disturbances from the nervous system:
Rarely: headache, insomnia.
Very rarely: fatigue, drowsiness, anxiety, hallucinations.
Disorders from the cardiovascular system:
Infrequent: tachycardia, increased blood pressure.
Rarely: palpitations.
Disturbances from the respiratory system, chest and mediastinal organs:
Often: burning or dryness of the mucous membrane of the nasal cavity, sneezing.
Infrequent: a sense of "stuffiness" of the nose (reactive hyperemia); nose bleed.
Very rarely: stopping breathing (in infants).
Disturbances from musculoskeletal and connective tissue:
Very rarely: convulsions.
Side effects due to the systemic effect of the drug:
dizziness, anxiety, irritability, sleep disturbance (in children), nausea, exanthema, visual impairment (eye contact).
Prolonged or continuous use of vasoconstrictive drugs can lead to tachyphylaxis, atrophy of the nasal mucosa and recurrent edema of the nasal mucosa (medicamentous rhinitis).