1. Durgs that inhibit hormone synthesis (Antithyroid drugs):
Propylthiouracil, methimazole, carbimazole.
Mnemonic: Professor Met Carby
2. Drugs that inhibit thyroid trapping (Ionic inhibitors):
Nitrates (NO3), thiocyanates (SCN), perchlorate (ClO4) .
3. Inhibit hormone release:
Iodine, iodides of Na & K, organic iodides.
Mnemonic: I prevents release (Iodine, it's salts and organic form.)
4. Destroy thyroid tissue: Radioactive Iodine (I 131, I 123, I 125)
Mnemonic: Iodine normal is 128 (+3 &-3 are radioactive so is I 123)
The mnemonics were submitted by Sareer. Thank you, Sareer, you're awesome.