IL4 and asthma: As a result of the analysis of the IL4 rs2243250 and IL13rs1800925 distribution depending on the level of asthma control,it was demonstrated that the CT of IL4 rs2243250 andTT of IL13 rs1800925 genotypes are more common in the uncontrolledasthma group compared to the controls ( p < 0.05).The CT genotype of IL4 rs2243250 is also significantly morecommon in controlled asthma patients than in controls.