IUI Test

Patient: Dear Sir/Mam,Am Married a year ago and made a test am male & the doctor said i have low sperm count and doctor prescribed me ZYQ-10 & and my wife doesnt have any problem & everything is smoothing now recently we have undergone IUI test. may i know what is it & is there any chance of pregnancy? Am 26 yrs & my wife is 21yrs Old.Thank you