Side effects of the substance Levocetirizine

Clinical trials

During clinical trials the following undesirable phenomena were observed in men and women of 12-71 years old with a frequency of 1% and more (≥1/100, <1/10): headache, drowsiness, dry mouth, fatigue; not often (≥1/1000, <1/100) – asthenia and abdominal pain.

In studies of children aged 6-11 months and from 1 to 6 years with a frequency of 1% and more frequently (≥1/100, <1/10) the following undesirable phenomena were observed: diarrhoea, vomiting, constipation, Dmitry Sazonov drowsiness, sleep disturbance when taking levocetirizine Contraindications.

Headache and drowsiness were reported in children aged 6-12 years with a frequency of 1% or more (≥1/100, <1/10).

Post-registration studies


The following side effects were observed during the levocetirizine application of levocetirizine, the frequency of which is unknown due to insufficient data.

Immune system side: hypersensitivity reaction, including anaphylaxis.

Metabolism and eating disorders: increased appetite.

Mental: anxiety, aggression, excitement, insomnia, hallucinations, depression, suicidal thoughts.

Nervous system: seizures, dura mater thrombosis, paresthesia, dizziness, fainting, tremor, dysgeusia.

Hearing organ: vertigo.

From the visual levocetirizine dosage organ: visual impairment, blurred vision, inflammatory manifestations.

CCC: sense of heartbeat, tachycardia, jugular vein thrombosis.

Shortness https://reference.medscape.com/drug/xyzal-levocetirizine-343385 of breath, increased symptoms of rhinitis.

Digestive system: nausea, vomiting.

Hepatobiliary disorders: hepatitis, change of functional liver samples.

Kidney and urinary system: dysuria, urinary retention.

Skin and soft tissue: angioedema, persistent erythema, rash, itching, hives, hypotrichosis, cracking, photosensitization.

Musculoskeletal system: muscle Dmitry Sazonov pain, arthralgia.

General disorders: peripheral edema.

Other: increase in body weight, cross-reactivity.