Hi Doctor, I Am Living Toronto With My Wife And

hi doctor, i am living toronto with my wife and 5 old son( he is born in india) we are trying for another child last couple of years, it dosn't come so we went infertility doctor they checked my sperm count 30 million and motility is 17% so they provided me multivitamin tablets(fertile pro) for 3 months and than my sperm count is 50 million and my motily is 44%. also checked my dna defragmentation index is from 33% on 3 months before now its 44%... my age 34 my wife age 25... also my wife dosn't have normal period and egg is not grow up ...