My mother age 58 years is suffering from hyper thyroid for last 4 years and as on date is taking methimaze 5mg, telesta h, indral 20 mg per day. Two times medicine is stopped and thyroid relapse. Now doctors advise for iodine therapy. But my mother did not want to take that therapy and want to take medicines as stated above with regular timely checkups. Please advise wheather above medicine is safe with regular timely checkups of thyroid levels or iodine therapy is must.