[Anti-arrhythmia activity of derinat in an experiment].

The acute toxicity of the immunostimulant derinat is very low: the LD50 value for intraperitoneal administration exceeds 1000 mg/kg. The drug effectively prevents from acute arrhythmia development upon occlusion in cats and produces antifibrillator effect on a model of reperfusive arrhythmia in a dose of 7.5 mg/kg.

[Manifestations of pseudo-allergy in different diseases in children].

Fifty-seven children aged 1 to 14 years with pseudoallergic reactions were followed up. The reactions manifested in the form of eczema, neurodermatitis, urticaria, and Quincke's edema. All the patients showed different pathology associated with the above-indicated skin reactions.