Unintended consequences of some treatments for obesity
| Year | Drug | Consequence |
|---|---|---|
| 1893 | Thyroid | Hyperthyroidism |
| 1932 | Dinitrophenol | Cataracts/neuropathy |
| 1937 | Amphetamine | Addiction |
| 1968 | Rainbow pills | Deaths: arrhythmias |
| 1985 | Gelatin diets | Cardiac deaths |
| 1997 | Phentermine/fenfluramine | Valvulopathy |
| 1998 | Phenylpropanolamine | Strokes |
| 2003 | Ma huang | Heart attacks/strokes |