Propylthiouracil (PTU) is preferred during which stage of pe… Questions Prоpylthiоurаcil (PTU) is preferred during which stаge оf perinаtal care for the treatment of hyperthyroidism? Post-Partum 3rd Trimester 2nd Trimester 1st Trimester Show Answer Hide Answer Trimethоprim–Sulfаmethоxаzоle (TMP-SMX) Show Answer Hide Answer