(3R,5R)-1-(4-Hydroxyphenyl)-7-phenyl-3,5-heptanediol is an antiemetic found in Alpinia officinarum that significantly inhibits copper sulfate-induced emesis in young chicks (with an inhibition rate of 50.9% at a dose of 20 mg/kg and 37.7% at a dose of 50 mg/kg).

Florfenicol is a fluorinated synthetic analog of thiamphenicol.

Dexamethasone, an interleukin receptor modulator, has anti-inflammatory and immunosuppressant effects. It belongs to a potent glucocorticoid class of steroid synthetic drugs.