Safe medicine. Ptu (propylthiouracil) is the medicine used to treat hyperthyroidism. The medication is not dangerous. Not taking it is dangerous. Untreated hyperthyroidism can cause lots of problems. Take your medicine.
Varies. There are no adequate reports or well-controlled studies in human fetuses. Propylthiouracil crosses the human placenta. The fetuses of mothers treated with Propylthiouracil are rarely euthyroid, and a fetal evaluation is mandatory. Hydrops fetalis has been reported as a rare complication of fetal hypothyroidism. Aplasia cutis is a rare complication of maternal therapy.