Definition of PTU

1. Atrial Fibrillation Slideshow Pictures
2. Bad Bugs and Their Bites Slideshow
3. Understanding Ulcerative Colitis Slideshow

PTU: Propylthiouracil, an antithyroid medication, a drug that blocks the production of thyroid hormone by the thyroid gland. PTU is used to treat hyperthyroidism in order to reduce the excessive thyroid activity before surgery and to treat and maintain patients not having surgery.