Do you recommend prescribing methimazole to prevent iodinated contrast media-induced exacerbation of thyrotoxicosis in patients with pre-existing hyperthyroidism?

Do you prescribe methimazole to prevent iodinated contrast media-induced exacerbation of thyrotoxicosis in patients with pre-existing hyperthyroidism?

• Yes, but I only start methimazole in patients with pre-existing untreated hyperthyroidism
• Yes, I start methimazole in patients with pre-existing untreated hyperthyroidism, and I increase the dose in patients who are already on methimazole
• No, I do not prescribe methimazole for this purpose
• Other