Antithyroid Drugs(ATD)抗甲状腺药物 个 ·Dosage and course---back-titration regimen(逐渐减量方式) 初治期--维持期 p1 st stage(ca.4~8wks):治疗期 full dosage to control symptoms PTU:50-150 mg,Bid or Tid MMI:10-30 mg,Qd p3 rd stage(ca12~18mon)：维持期 When serum thyroid hormone levels are normal PTU 50-100mg,Bid or Tid MMI 5-10mg Qd • Dosage and course------back-titration regimen( 逐渐减量方式) 初治期---维持期 p 1st stage (ca.4~8 wks)：治疗期 full dosage to control symptoms PTU: 50-150 mg, Bid or Tid MMI: 10-30 mg，Qd p 3rd stage (ca 12~18 mon) ：维持期 When serum thyroid hormone levels are normal PTU 50-100mg, Bid or Tid MMI 5-10mg Qd Antithyroid Drugs（ATD）抗甲状腺药物