This effect is separate from any direct drug-thyroid interaction and is a normal physiological response to weight reduction
Nutr Res Practice 3(2):156161 Kimura S, Tung Y-C, Pan M-H, Su N-W, Lai Y-J, Cheng K-C (2017) Black garlic: a critical review of its production, bioactivity, and application
Vorburger SA, Hetrakul N, Xia W, Wilson-Heiner M, Mirza N, Pollock RE, Feig B, Swisher SG , Hunt KK
For example, lectins are found in beans and grains, and oxalates are high in spinach and nuts
GLP-1 agonists and dual GLP-1/GIP agonists are the newest ones, but older drug classes like lipase inhibitors, phentermine, and combination medications may be appropriate in certain circumstances