In children under 2 years, the following adverse events were noted, the frequency of which was slightly higher than with placebo (≥ 1/100 to <1/10): diarrhea (3.7% of cases), body temperature increase (2, 3%), insomnia (2.3%).
In children between the ages of 2 and 11 years with the use of the drug Elisei, syrup, the incidence of side effects was the same as with the placebo.
In adults and adolescents (12 years and older) the incidence of side effects was slightly higher compared with placebo (≥ 1/100 to <1/10), of which the most common were: increased fatigue (1.2%), dry mouth (0.8%), headache ( 0.6%).
When using the drug Elisei, syrup in adults and adolescents at the recommended dose of 5 mg per day, the incidence of drowsiness was not higher than with placebo.
Among the very rare side effects (<1/10 000) are the following:
from the nervous system: hallucinations, dizziness, drowsiness, insomnia, psychomotor hyperactivity, convulsions;
from the liver and biliary tract: increased activity of liver enzymes, increased concentrations of bilirubin, hepatitis:
from the digestive system: abdominal pain, nausea, vomiting, indigestion, diarrhea;
from the cardiovascular system: tachycardia, palpitations, lengthening of the interval QT;
from the musculoskeletal system: myalgia;
allergic reactions: anaphylaxis, angioedema, dyspnea, pruritus, rash, including urticaria.
From the skin and subcutaneous tissues photosensitivity is possible.
Postpayment period
Children.
Frequency unknown: lengthening interval QT, arrhythmia, bradycardia.
If any of the side effects listed in the manual are aggravated, or if you notice any other side effects not listed in the instructions, tell your doctor.