hiii, Welcome to HCM. Your wife is suffering from minor PCOS and under treatment with FERTIBEX & OBIMET for last 3 months. Now presents with missed period over 3wks and urine pregnancy test was faint positive but blood test for beta HCG was negative. You can do a USG lower abdomen for confirmation of pregnancy as many times result differ in urine & blood test for HCG. So check the USG findings and consult with your doctor. You continue above mention drug to improve sperm count. Your wife should do moderate exercise and control of body wt, avoid fatty high calorie food,avoid tress with deep breathing and proper sleep. Be well.