Pharmacology General e85d7cd4 Antithyroid drug contraindicated in pregnancy ? A Propylthiouracil B 1131 C Methimazole D Carbimazole High-Yield Explanation Ans. is'b'i.e., I 131lRef: KDT 7tu/e p. 25Antithyroid treatment contraindicated in pregnancyThyroidectomy and I 131 are contraindicated during pregnancy.