Gynaecology & Obstetrics When treating urinary tract infection (UTI) in the third trimester, the antibiotic of choice should be A Cephalosporin B Tetracycline C Sulfonamide D Nitrofurantoin 💡 Explanation When treating urinary tract infection (UTI) in the third trimester, the antibiotic of choice should be ✓ Correct Answer: A. Cephalosporin